1. Inside the research team headed by Clottes J. .
2. See a more precise development of the efficiency of archaeological materials science for the evidence of short and long times in Menu M. and Walter P. , Reference 4.
3. See Reference 6. We have found also in two cases the presence of talcum powder but the occurrence was not enough to precise a specific recipe.
4. Façons de Peindre au Magdalénien;Vigears;Bull. Soc. Préhistorique Française,1993