The performance of the µ(I)-rheology model on flat bottom silos discharge César Venier, Leonardo Binda, Damián Ramajo, Santiago Márquez Damián, Irene Ippolito and Norberto Nigro EPJ Web Conf., 249 (2021) 03032 Published online: 07 June 2021 DOI: 10.1051/epjconf/202124903032