BDSIM: An accelerator tracking code with particle-matter interactions. - Laurence Nevay; Stewart Boogert; J. Snuverink; Andrey Abramov; L. C. Deacon; Hector Garcia-Morales; Helena Lefebvre; Stephen Gibson; R. Kwee-Hinzmann; W. Shields; S. D. Walker (Comput. Phys. Commun., 2020)