======  TTP20-024 Matching the heavy-quark fields in QCD and HQET at four loops  ======

^ TTP20-024 Matching the heavy-quark fields in QCD and HQET at four loops ^^
| **Andrey G. Grozin, Peter Marquard, Alexander V. Smirnov, Vladimir A. Smirnov,Matthias Steinhauser ** | 
|** Phys. Rev. D 102, 054008 (2020)**|
| {{preprints:2020:ttp20-024.pdf|PDF}} [[http://arxiv.org/abs/2005.14047|arXiv]]| 
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