TTP16-005 Differential equations and dispersion relations for Feynman amplitudes. The two-loop massive sunrise and the kite integral

TTP16-005 Differential equations and dispersion relations for Feynman amplitudes. The two-loop massive sunrise and the kite integral
Ettore Remiddi and Lorenzo Tancredi
Nucl.Phys. B907 (2016) 400-444
PDF PostScript arXiv