====== TTP20-038 On the non-cancellation of infra-red singularities in collisions of massive quarks ====== ^ TTP20-038 On the non-cancellation of infra-red singularities in collisions of massive quarks ^^ | **Fabrizio Caola, Kirill Melnikov, Davide Napoletano, Lorenzo Tancredi** | |** Phys.Rev.D 103 (2021) 5, 054013**| | {{preprints:2020:ttp20-038.pdf|PDF}} [[http://arxiv.org/abs/2011.04701|arXiv]]| | |