L. Alvarez, Search for Hidden Chambers in the Pyramids, Science, vol.167, issue.3919, p.832, 1970.
DOI : 10.1126/science.167.3919.832

P. Boivin, Volcanologie de la Cha??neCha??ne des Puys, 2009.

D. Miallier, The ultimate summit eruption of Puy de D??me volcano (Cha??ne des Puys, French Massif Central) about 10,700 years ago, Comptes Rendus Geoscience, vol.342, issue.11, pp.847-854, 2010.
DOI : 10.1016/j.crte.2010.09.004