ARNAIZ-VILLENA, A.; RUIZ-DEL-VALLE, V.; JUAREZ, I.; VAQUERO-YUSTE, C.; MARTÍN-VILLA, J. M.; LLEDÓ, T. Lineal Upper Paleolithic scripts more ancient than some figures in Altamira Cave (Santander, Spain) are similar to those found in Sahara and Canary Islands . International Journal of Modern Anthropology, [S. l.], v. 3, n. 25, p. 412–438, 2026. DOI: 10.4314/ijma.v3i25.5. Disponível em: https://www.ajol.info/index.php/ijma/article/view/314628. Acesso em: 31 jul. 2026.