Composition and correlation criteria of the rhyolitic ignimbrites in the Monts Dore volcanic field (France)Jean-Louis Bourdier, Marion Auxerre, Laurent Arbaret and Michel PichavantBull. Soc. géol. France , 187 6 (2016) 261-273DOI: https://doi.org/10.2113/gssgfbull.187.6.261