New luminescence ages for the Galería Complex archaeological site: resolving chronological uncertainties on the acheulean record of the Sierra de Atapuerca, Northern Spain - Demuro, Martina; Arnold, Lee J.; Parés, Josep María; Pérez-González, Alfredo; Ortega Martínez, Ana Isabel; Arsuaga, Juan Luis; Bermúdez de Castro, José María; Carbonell, Eudald (2014)