Collision of viscoelastic bodies: Rigorous derivation of dissipative forceDenis S. Goldobin, Eugeniy A. Susloparov, Anastasiya V. Pimenova and Nikolai V. BrilliantovEur. Phys. J. E, 38 6 (2015) 55DOI: https://doi.org/10.1140/epje/i2015-15055-x