Searching for long-lived particles beyond the Standard Model at the Large Hadron Collider - Alimena, J; Beacham, J; Borsato, M; Cheng, Y; Vidal, XC; Cottin, G; Curtin, D; De, Roeck A; Desai, N; Evans, JA; Knapen, S; Kraml, S; et al. (JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS, 2020)