\begin{thebibliography}{60}
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\bibitem[{\citenamefont{Hoang et~al.}(2000)}]{Hoang:2000yr}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}}
  \bibnamefont{et~al.}, \bibinfo{journal}{Eur. Phys. J. direct}
  \textbf{\bibinfo{volume}{C2}}, \bibinfo{pages}{1} (\bibinfo{year}{2000}),
  \eprint{hep-ph/0001286}.

\bibitem[{\citenamefont{Martinez and Miquel}(2003)}]{Martinez:2002st}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Martinez}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{R.}~\bibnamefont{Miquel}},
  \bibinfo{journal}{Eur. Phys. J.} \textbf{\bibinfo{volume}{C27}},
  \bibinfo{pages}{49} (\bibinfo{year}{2003}), \eprint{hep-ph/0207315}.

\bibitem[{\citenamefont{Hoang}(2006)}]{Hoang:2006pc}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{journal}{PoS} \textbf{\bibinfo{volume}{TOP2006}},
  \bibinfo{pages}{032} (\bibinfo{year}{2006}), \eprint{hep-ph/0604185}.

\bibitem[{\citenamefont{Hoang}(2004)}]{Hoang:2003ns}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D69}},
  \bibinfo{pages}{034009} (\bibinfo{year}{2004}), \eprint{hep-ph/0307376}.

\bibitem[{\citenamefont{Beneke et~al.}(2005)\citenamefont{Beneke, Kiyo, and
  Schuller}}]{Beneke:2005hg}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Beneke}},
  \bibinfo{author}{\bibfnamefont{Y.}~\bibnamefont{Kiyo}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{K.}~\bibnamefont{Schuller}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B714}},
  \bibinfo{pages}{67} (\bibinfo{year}{2005}), \eprint{hep-ph/0501289}.

\bibitem[{\citenamefont{Eiras and Steinhauser}(2006)}]{Eiras:2006xm}
\bibinfo{author}{\bibfnamefont{D.}~\bibnamefont{Eiras}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Steinhauser}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B757}},
  \bibinfo{pages}{197} (\bibinfo{year}{2006}), \eprint{hep-ph/0605227}.

\bibitem[{\citenamefont{Beneke et~al.}(2007)\citenamefont{Beneke, Kiyo, and
  Schuller}}]{Beneke:2008ec}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Beneke}},
  \bibinfo{author}{\bibfnamefont{Y.}~\bibnamefont{Kiyo}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{K.}~\bibnamefont{Schuller}},
  \bibinfo{journal}{PoS} \textbf{\bibinfo{volume}{RADCOR2007}},
  \bibinfo{pages}{051} (\bibinfo{year}{2007}), \eprint{0801.3464}.

\bibitem[{\citenamefont{Beneke and Kiyo}(2008)}]{Beneke:2008cr}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Beneke}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{Y.}~\bibnamefont{Kiyo}},
  \bibinfo{journal}{Phys. Lett.} \textbf{\bibinfo{volume}{B668}},
  \bibinfo{pages}{143} (\bibinfo{year}{2008}), \eprint{0804.4004}.

\bibitem[{\citenamefont{Kiyo et~al.}(2009)\citenamefont{Kiyo, Seidel, and
  Steinhauser}}]{Kiyo:2008mh}
\bibinfo{author}{\bibfnamefont{Y.}~\bibnamefont{Kiyo}},
  \bibinfo{author}{\bibfnamefont{D.}~\bibnamefont{Seidel}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Steinhauser}},
  \bibinfo{journal}{JHEP} \textbf{\bibinfo{volume}{01}}, \bibinfo{pages}{038}
  (\bibinfo{year}{2009}), \eprint{0810.1597}.

\bibitem[{\citenamefont{Anzai et~al.}(2009)\citenamefont{Anzai, Kiyo, and
  Sumino}}]{Anzai:2009tm}
\bibinfo{author}{\bibfnamefont{C.}~\bibnamefont{Anzai}},
  \bibinfo{author}{\bibfnamefont{Y.}~\bibnamefont{Kiyo}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{Y.}~\bibnamefont{Sumino}}
  (\bibinfo{year}{2009}), \eprint{0911.4335}.

\bibitem[{\citenamefont{Smirnov et~al.}(2009)\citenamefont{Smirnov, Smirnov,
  and Steinhauser}}]{Smirnov:2009fh}
\bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Smirnov}},
  \bibinfo{author}{\bibfnamefont{V.~A.} \bibnamefont{Smirnov}},
  \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Steinhauser}}
  (\bibinfo{year}{2009}), \eprint{0911.4742}.

\bibitem[{\citenamefont{Smirnov et~al.}(2010)\citenamefont{Smirnov, Smirnov,
  and Steinhauser}}]{Smirnov:2010zc}
\bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Smirnov}},
  \bibinfo{author}{\bibfnamefont{V.~A.} \bibnamefont{Smirnov}},
  \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Steinhauser}}
  (\bibinfo{year}{2010}), \eprint{1001.2668}.

\bibitem[{\citenamefont{Hoang et~al.}(1999)\citenamefont{Hoang, Smith, Stelzer,
  and Willenbrock}}]{Hoang:1998nz}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{author}{\bibfnamefont{M.~C.} \bibnamefont{Smith}},
  \bibinfo{author}{\bibfnamefont{T.}~\bibnamefont{Stelzer}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{S.}~\bibnamefont{Willenbrock}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D59}},
  \bibinfo{pages}{114014} (\bibinfo{year}{1999}), \eprint{hep-ph/9804227}.

\bibitem[{\citenamefont{Beneke}(1998)}]{Beneke:1998rk}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Beneke}},
  \bibinfo{journal}{Phys. Lett.} \textbf{\bibinfo{volume}{B434}},
  \bibinfo{pages}{115} (\bibinfo{year}{1998}), \eprint{hep-ph/9804241}.

\bibitem[{\citenamefont{Hoang et~al.}(2008)\citenamefont{Hoang, Jain, Scimemi,
  and Stewart}}]{Hoang:2008yj}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{author}{\bibfnamefont{A.}~\bibnamefont{Jain}},
  \bibinfo{author}{\bibfnamefont{I.}~\bibnamefont{Scimemi}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}},
  \bibinfo{journal}{Phys. Rev. Lett.} \textbf{\bibinfo{volume}{101}},
  \bibinfo{pages}{151602} (\bibinfo{year}{2008}), \eprint{0803.4214}.

\bibitem[{\citenamefont{Hoang et~al.}(2009)\citenamefont{Hoang, Jain, Scimemi,
  and Stewart}}]{Hoang:2009yr}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{author}{\bibfnamefont{A.}~\bibnamefont{Jain}},
  \bibinfo{author}{\bibfnamefont{I.}~\bibnamefont{Scimemi}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}}
  (\bibinfo{year}{2009}), \eprint{0908.3189}.

\bibitem[{\citenamefont{Hoang et~al.}(2001{\natexlab{a}})\citenamefont{Hoang,
  Manohar, Stewart, and Teubner}}]{Hoang:2000ib}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Manohar}},
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}},
  \bibnamefont{and} \bibinfo{author}{\bibfnamefont{T.}~\bibnamefont{Teubner}},
  \bibinfo{journal}{Phys. Rev. Lett.} \textbf{\bibinfo{volume}{86}},
  \bibinfo{pages}{1951} (\bibinfo{year}{2001}{\natexlab{a}}),
  \eprint{hep-ph/0011254}.

\bibitem[{\citenamefont{Hoang et~al.}(2002)\citenamefont{Hoang, Manohar,
  Stewart, and Teubner}}]{Hoang:2001mm}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Manohar}},
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}},
  \bibnamefont{and} \bibinfo{author}{\bibfnamefont{T.}~\bibnamefont{Teubner}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D65}},
  \bibinfo{pages}{014014} (\bibinfo{year}{2002}), \eprint{hep-ph/0107144}.

\bibitem[{\citenamefont{Pineda and Signer}(2007)}]{Pineda:2006ri}
\bibinfo{author}{\bibfnamefont{A.}~\bibnamefont{Pineda}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{A.}~\bibnamefont{Signer}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B762}},
  \bibinfo{pages}{67} (\bibinfo{year}{2007}), \eprint{hep-ph/0607239}.

\bibitem[{\citenamefont{Hoang and Stahlhofen}(2007)}]{Hoang:2006ht}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Stahlhofen}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D75}},
  \bibinfo{pages}{054025} (\bibinfo{year}{2007}), \eprint{hep-ph/0611292}.

\bibitem[{\citenamefont{Hoang}(2003)}]{Hoang:2003xg}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{journal}{Acta Phys. Polon.} \textbf{\bibinfo{volume}{B34}},
  \bibinfo{pages}{4491} (\bibinfo{year}{2003}), \eprint{hep-ph/0310301}.

\bibitem[{\citenamefont{Hoang and Reisser}(2006)}]{Hoang:2006pd}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{C.~J.} \bibnamefont{Reisser}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D74}},
  \bibinfo{pages}{034002} (\bibinfo{year}{2006}), \eprint{hep-ph/0604104}.

\bibitem[{\citenamefont{Guth and Kuhn}(1992)}]{Guth:1991ab}
\bibinfo{author}{\bibfnamefont{R.~J.} \bibnamefont{Guth}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{J.~H.} \bibnamefont{Kuhn}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B368}},
  \bibinfo{pages}{38} (\bibinfo{year}{1992}).

\bibitem[{\citenamefont{Grzadkowski et~al.}(1987)\citenamefont{Grzadkowski,
  Kuhn, Krawczyk, and Stuart}}]{Grzadkowski:1986pm}
\bibinfo{author}{\bibfnamefont{B.}~\bibnamefont{Grzadkowski}},
  \bibinfo{author}{\bibfnamefont{J.~H.} \bibnamefont{Kuhn}},
  \bibinfo{author}{\bibfnamefont{P.}~\bibnamefont{Krawczyk}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{R.~G.} \bibnamefont{Stuart}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B281}},
  \bibinfo{pages}{18} (\bibinfo{year}{1987}).

\bibitem[{\citenamefont{Fadin and Khoze}(1987)}]{Fadin:1987wz}
\bibinfo{author}{\bibfnamefont{V.~S.} \bibnamefont{Fadin}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{V.~A.} \bibnamefont{Khoze}},
  \bibinfo{journal}{JETP Lett.} \textbf{\bibinfo{volume}{46}},
  \bibinfo{pages}{525} (\bibinfo{year}{1987}).

\bibitem[{\citenamefont{Fadin and Khoze}(1988)}]{Fadin:1988fn}
\bibinfo{author}{\bibfnamefont{V.~S.} \bibnamefont{Fadin}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{V.~A.} \bibnamefont{Khoze}},
  \bibinfo{journal}{Sov. J. Nucl. Phys.} \textbf{\bibinfo{volume}{48}},
  \bibinfo{pages}{309} (\bibinfo{year}{1988}).

\bibitem[{\citenamefont{Hoang and Reisser}(2005)}]{Hoang:2004tg}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{C.~J.} \bibnamefont{Reisser}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D71}},
  \bibinfo{pages}{074022} (\bibinfo{year}{2005}), \eprint{hep-ph/0412258}.

\bibitem[{\citenamefont{Hoang and Teubner}(1999)}]{Hoang:1999zc}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{T.}~\bibnamefont{Teubner}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D60}},
  \bibinfo{pages}{114027} (\bibinfo{year}{1999}), \eprint{hep-ph/9904468}.

\bibitem[{\citenamefont{Rei\ss{}er}(2008)}]{ReisserPhd}
\bibinfo{author}{\bibfnamefont{C.~J.} \bibnamefont{Rei\ss{}er}}, Ph.D. thesis,
  \bibinfo{school}{Technical University Munich} (\bibinfo{year}{2008}).

\bibitem[{\citenamefont{Alwall et~al.}(2007)}]{Alwall:2007st}
\bibinfo{author}{\bibfnamefont{J.}~\bibnamefont{Alwall}} \bibnamefont{et~al.},
  \bibinfo{journal}{JHEP} \textbf{\bibinfo{volume}{09}}, \bibinfo{pages}{028}
  (\bibinfo{year}{2007}), \eprint{0706.2334}.

\bibitem[{\citenamefont{Luke et~al.}(2000)\citenamefont{Luke, Manohar, and
  Rothstein}}]{Luke:1999kz}
\bibinfo{author}{\bibfnamefont{M.~E.} \bibnamefont{Luke}},
  \bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Manohar}},
  \bibnamefont{and} \bibinfo{author}{\bibfnamefont{I.~Z.}
  \bibnamefont{Rothstein}}, \bibinfo{journal}{Phys. Rev.}
  \textbf{\bibinfo{volume}{D61}}, \bibinfo{pages}{074025}
  (\bibinfo{year}{2000}), \eprint{hep-ph/9910209}.

\bibitem[{\citenamefont{Manohar and Stewart}(2000)}]{Manohar:2000hj}
\bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Manohar}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D62}},
  \bibinfo{pages}{074015} (\bibinfo{year}{2000}), \eprint{hep-ph/0003032}.

\bibitem[{\citenamefont{Hoang and Stewart}(2003)}]{Hoang:2002yy}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D67}},
  \bibinfo{pages}{114020} (\bibinfo{year}{2003}), \eprint{hep-ph/0209340}.

\bibitem[{\citenamefont{Brambilla et~al.}(2000)\citenamefont{Brambilla, Pineda,
  Soto, and Vairo}}]{Brambilla:1999xf}
\bibinfo{author}{\bibfnamefont{N.}~\bibnamefont{Brambilla}},
  \bibinfo{author}{\bibfnamefont{A.}~\bibnamefont{Pineda}},
  \bibinfo{author}{\bibfnamefont{J.}~\bibnamefont{Soto}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{A.}~\bibnamefont{Vairo}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B566}},
  \bibinfo{pages}{275} (\bibinfo{year}{2000}), \eprint{hep-ph/9907240}.

\bibitem[{\citenamefont{Luke and Manohar}(1992)}]{Luke:1992cs}
\bibinfo{author}{\bibfnamefont{M.~E.} \bibnamefont{Luke}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Manohar}},
  \bibinfo{journal}{Phys. Lett.} \textbf{\bibinfo{volume}{B286}},
  \bibinfo{pages}{348} (\bibinfo{year}{1992}), \eprint{hep-ph/9205228}.

\bibitem[{\citenamefont{Fischler}(1977)}]{Fischler:1977yf}
\bibinfo{author}{\bibfnamefont{W.}~\bibnamefont{Fischler}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B129}},
  \bibinfo{pages}{157} (\bibinfo{year}{1977}).

\bibitem[{\citenamefont{Schroder}(1999)}]{Schroder:1998vy}
\bibinfo{author}{\bibfnamefont{Y.}~\bibnamefont{Schroder}},
  \bibinfo{journal}{Phys. Lett.} \textbf{\bibinfo{volume}{B447}},
  \bibinfo{pages}{321} (\bibinfo{year}{1999}), \eprint{hep-ph/9812205}.

\bibitem[{\citenamefont{Peter}(1997{\natexlab{a}})}]{Peter:1996ig}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Peter}},
  \bibinfo{journal}{Phys. Rev. Lett.} \textbf{\bibinfo{volume}{78}},
  \bibinfo{pages}{602} (\bibinfo{year}{1997}{\natexlab{a}}),
  \eprint{hep-ph/9610209}.

\bibitem[{\citenamefont{Peter}(1997{\natexlab{b}})}]{Peter:1997me}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Peter}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B501}},
  \bibinfo{pages}{471} (\bibinfo{year}{1997}{\natexlab{b}}),
  \eprint{hep-ph/9702245}.

\bibitem[{\citenamefont{Jezabek and Kuhn}(1993)}]{Jezabek:1993tj}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Jezabek}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{J.~H.} \bibnamefont{Kuhn}},
  \bibinfo{journal}{Phys. Lett.} \textbf{\bibinfo{volume}{B316}},
  \bibinfo{pages}{360} (\bibinfo{year}{1993}).

\bibitem[{\citenamefont{Harlander et~al.}(1996)\citenamefont{Harlander,
  Jezabek, and Kuhn}}]{Harlander:1995dp}
\bibinfo{author}{\bibfnamefont{R.}~\bibnamefont{Harlander}},
  \bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Jezabek}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{J.~H.} \bibnamefont{Kuhn}},
  \bibinfo{journal}{Acta Phys. Polon.} \textbf{\bibinfo{volume}{B27}},
  \bibinfo{pages}{1781} (\bibinfo{year}{1996}), \eprint{hep-ph/9506292}.

\bibitem[{\citenamefont{Manohar and Stewart}(2001)}]{Manohar:2000kr}
\bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Manohar}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D63}},
  \bibinfo{pages}{054004} (\bibinfo{year}{2001}), \eprint{hep-ph/0003107}.

\bibitem[{\citenamefont{Pineda}(2002)}]{Pineda:2001et}
\bibinfo{author}{\bibfnamefont{A.}~\bibnamefont{Pineda}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D66}},
  \bibinfo{pages}{054022} (\bibinfo{year}{2002}), \eprint{hep-ph/0110216}.

\bibitem[{\citenamefont{Stahlhofen}(2009)}]{StahlhofenPhd}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Stahlhofen}}, Ph.D. thesis,
  \bibinfo{school}{Technical University Munich} (\bibinfo{year}{2009}).

\bibitem[{\citenamefont{Hoang and Teubner}(1998)}]{Hoang:1998xf}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{T.}~\bibnamefont{Teubner}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D58}},
  \bibinfo{pages}{114023} (\bibinfo{year}{1998}), \eprint{hep-ph/9801397}.

\bibitem[{\citenamefont{Hoang}(1999)}]{Hoang:1998uv}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D59}},
  \bibinfo{pages}{014039} (\bibinfo{year}{1999}), \eprint{hep-ph/9803454}.

\bibitem[{\citenamefont{Strassler and Peskin}(1991)}]{Strassler:1990nw}
\bibinfo{author}{\bibfnamefont{M.~J.} \bibnamefont{Strassler}}
  \bibnamefont{and} \bibinfo{author}{\bibfnamefont{M.~E.}
  \bibnamefont{Peskin}}, \bibinfo{journal}{Phys. Rev.}
  \textbf{\bibinfo{volume}{D43}}, \bibinfo{pages}{1500} (\bibinfo{year}{1991}).

\bibitem[{\citenamefont{Jezabek et~al.}(1992)\citenamefont{Jezabek, Kuhn, and
  Teubner}}]{Jezabek:1992np}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Jezabek}},
  \bibinfo{author}{\bibfnamefont{J.~H.} \bibnamefont{Kuhn}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{T.}~\bibnamefont{Teubner}},
  \bibinfo{journal}{Z. Phys.} \textbf{\bibinfo{volume}{C56}},
  \bibinfo{pages}{653} (\bibinfo{year}{1992}).

\bibitem[{\citenamefont{Fleming
  et~al.}(2008{\natexlab{a}})\citenamefont{Fleming, Hoang, Mantry, and
  Stewart}}]{Fleming:2007xt}
\bibinfo{author}{\bibfnamefont{S.}~\bibnamefont{Fleming}},
  \bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{author}{\bibfnamefont{S.}~\bibnamefont{Mantry}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D77}},
  \bibinfo{pages}{114003} (\bibinfo{year}{2008}{\natexlab{a}}),
  \eprint{0711.2079}.

\bibitem[{\citenamefont{Fleming
  et~al.}(2008{\natexlab{b}})\citenamefont{Fleming, Hoang, Mantry, and
  Stewart}}]{Fleming:2007qr}
\bibinfo{author}{\bibfnamefont{S.}~\bibnamefont{Fleming}},
  \bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{author}{\bibfnamefont{S.}~\bibnamefont{Mantry}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D77}},
  \bibinfo{pages}{074010} (\bibinfo{year}{2008}{\natexlab{b}}),
  \eprint{hep-ph/0703207}.

\bibitem[{\citenamefont{Manohar and Stewart}(2007)}]{Manohar:2006nz}
\bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Manohar}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{I.~W.} \bibnamefont{Stewart}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D76}},
  \bibinfo{pages}{074002} (\bibinfo{year}{2007}), \eprint{hep-ph/0605001}.

\bibitem[{\citenamefont{Actis et~al.}(2009)\citenamefont{Actis, Beneke,
  Falgari, and Schwinn}}]{Actis:2008rb}
\bibinfo{author}{\bibfnamefont{S.}~\bibnamefont{Actis}},
  \bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Beneke}},
  \bibinfo{author}{\bibfnamefont{P.}~\bibnamefont{Falgari}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{C.}~\bibnamefont{Schwinn}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B807}},
  \bibinfo{pages}{1} (\bibinfo{year}{2009}), \eprint{0807.0102}.

\bibitem[{\citenamefont{Beneke et~al.}(2004{\natexlab{a}})\citenamefont{Beneke,
  Chapovsky, Signer, and Zanderighi}}]{Beneke:2003xh}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Beneke}},
  \bibinfo{author}{\bibfnamefont{A.~P.} \bibnamefont{Chapovsky}},
  \bibinfo{author}{\bibfnamefont{A.}~\bibnamefont{Signer}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{G.}~\bibnamefont{Zanderighi}},
  \bibinfo{journal}{Phys. Rev. Lett.} \textbf{\bibinfo{volume}{93}},
  \bibinfo{pages}{011602} (\bibinfo{year}{2004}{\natexlab{a}}),
  \eprint{hep-ph/0312331}.

\bibitem[{\citenamefont{Beneke et~al.}(2004{\natexlab{b}})\citenamefont{Beneke,
  Chapovsky, Signer, and Zanderighi}}]{Beneke:2004km}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Beneke}},
  \bibinfo{author}{\bibfnamefont{A.~P.} \bibnamefont{Chapovsky}},
  \bibinfo{author}{\bibfnamefont{A.}~\bibnamefont{Signer}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{G.}~\bibnamefont{Zanderighi}},
  \bibinfo{journal}{Nucl. Phys.} \textbf{\bibinfo{volume}{B686}},
  \bibinfo{pages}{205} (\bibinfo{year}{2004}{\natexlab{b}}),
  \eprint{hep-ph/0401002}.

\bibitem[{\citenamefont{Fadin et~al.}(1994)\citenamefont{Fadin, Khoze, and
  Martin}}]{Fadin:1993dz}
\bibinfo{author}{\bibfnamefont{V.~S.} \bibnamefont{Fadin}},
  \bibinfo{author}{\bibfnamefont{V.~A.} \bibnamefont{Khoze}}, \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{A.~D.} \bibnamefont{Martin}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D49}},
  \bibinfo{pages}{2247} (\bibinfo{year}{1994}).

\bibitem[{\citenamefont{Melnikov and Yakovlev}(1994)}]{Melnikov:1993np}
\bibinfo{author}{\bibfnamefont{K.}~\bibnamefont{Melnikov}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{O.~I.} \bibnamefont{Yakovlev}},
  \bibinfo{journal}{Phys. Lett.} \textbf{\bibinfo{volume}{B324}},
  \bibinfo{pages}{217} (\bibinfo{year}{1994}), \eprint{hep-ph/9302311}.

\bibitem[{\citenamefont{Peter and Sumino}(1998)}]{Peter:1997rk}
\bibinfo{author}{\bibfnamefont{M.}~\bibnamefont{Peter}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{Y.}~\bibnamefont{Sumino}},
  \bibinfo{journal}{Phys. Rev.} \textbf{\bibinfo{volume}{D57}},
  \bibinfo{pages}{6912} (\bibinfo{year}{1998}), \eprint{hep-ph/9708223}.

\bibitem[{\citenamefont{Hoang et~al.}(2001{\natexlab{b}})\citenamefont{Hoang,
  Manohar, and Stewart}}]{Hoang:2001rr}
\bibinfo{author}{\bibfnamefont{A.~H.} \bibnamefont{Hoang}},
  \bibinfo{author}{\bibfnamefont{A.~V.} \bibnamefont{Manohar}},
  \bibnamefont{and} \bibinfo{author}{\bibfnamefont{I.~W.}
  \bibnamefont{Stewart}}, \bibinfo{journal}{Phys. Rev.}
  \textbf{\bibinfo{volume}{D64}}, \bibinfo{pages}{014033}
  (\bibinfo{year}{2001}{\natexlab{b}}), \eprint{hep-ph/0102257}.

\bibitem[{\citenamefont{Vermaseren}(1994)}]{Vermaseren:1994je}
\bibinfo{author}{\bibfnamefont{J.~A.~M.} \bibnamefont{Vermaseren}},
  \bibinfo{journal}{Comput. Phys. Commun.} \textbf{\bibinfo{volume}{83}},
  \bibinfo{pages}{45} (\bibinfo{year}{1994}).

\bibitem[{\citenamefont{Binosi and Theussl}(2004)}]{Binosi:2003yf}
\bibinfo{author}{\bibfnamefont{D.}~\bibnamefont{Binosi}} \bibnamefont{and}
  \bibinfo{author}{\bibfnamefont{L.}~\bibnamefont{Theussl}},
  \bibinfo{journal}{Comput. Phys. Commun.} \textbf{\bibinfo{volume}{161}},
  \bibinfo{pages}{76} (\bibinfo{year}{2004}), \eprint{hep-ph/0309015}.

\end{thebibliography}
