Simulations of protostellar collapse using multigroup radiation hydrodynamics - II. The second collapseNeil Vaytet, Gilles Chabrier, Edouard Audit, Benoît Commerçon, Jacques Masson, Jason Ferguson and Franck DelahayeA&A, 557 (2013) A90DOI: https://doi.org/10.1051/0004-6361/201321423