A robust entropy−satisfying finite volume scheme for the isentropic Baer−Nunziato model Frédéric Coquel, Jean-Marc Hérard, Khaled Saleh and Nicolas Seguin ESAIM: M2AN, 48 1 (2014) 165-206 Published online: 18 December 2013 DOI: 10.1051/m2an/2013101