Perspectives for the migration of the LHCb geometry to the DD4hep toolkit Silvia Borghi, Chris Burr, Marco Clemencic, Gloria Corti, Ben Couturier, Markus Frank, Lucia Grillo and Dominik Muller EPJ Web Conf., 214 (2019) 02022 Published online: 17 September 2019 DOI: 10.1051/epjconf/201921402022