The stone tools from stratigraphical unit 4 of the Bois-de-Riquet site (Lézignan-la-Cèbe, Hérault, France): a new milestone in the diversity of the European Acheulian - Bourguignon, Laurence; Barsky, Deborah; Ivorra, Jérôme; De Weyer, Louis; Cuartero, Felipe; Capdevila, Ramón; Cavallina, Chiara; Oms i Llobet, Oriol; Bruxelles, Laurent; Crochet, Jean-Yves; Ríos Garaizar, Joseba (2016)