Valladas et al. 2013, Valladas H., Kaltnecker E., Quiles A., Tisnerat N., Genty D., Arnold M., Delqué-Kolic E., Moreau C., Baffier D., Cleyet-Merle J.-J., Clottes J., Girard M., Monney J., Montes Barquín R., González Sainz C., Sanchidrián Torti J.L., Simonnet R., Dating French and Spanish Prehistoric decorated caves in their Archaeological contexts, Radiocarbon, 2013, 55, 2-3, p. 1422-1431.