1. Breves Apuntes sobre Algunos Objetos Prehistóricos de la Provincia de Santander;Sanz de Sautuola,1880
2. Letter from southern France. First impressions. What does the world’s oldest art say about us?;Thurman;The New Yorker,2008
3. The Discovery of the Chauvet-Pont d’Arc Cave;Brunel,2014