The origins of agriculture in North-West Africa : macro-botanical remains from Epipalaeolithic and Early Neolithic levels of Ifri Oudadane (Morocco) - Morales, Jacob; Pérez Jordà, Guillem; Peña Chocarro, Leonor; Zapata, Lydia; Ruiz Alonso, Mónica; López Sáez, José Antonio; Linstädter, Jörg (Academic Press, 2013)