Communicative capacities in Middle Pleistocene humans from the Sierra de Atapuerca in Spain Martínez, I. ; Rosa, M. ; Quam, R. ; Jarabo, P. ; Lorenzo, C. ; Bonmatí, A. ; Gómez-Olivencia, A. ; Gracia, A. ; Arsuaga, J. L. Abstract Publication: Quaternary International Pub Date: May 2013 DOI: 10.1016/j.quaint.2012.07.001 Bibcode: 2013QuInt.295...94M