1. La cristallinité de l'illite et les minéraux argileux en bordure des massifs cristallins externes de Belledonne et du Pelvoux;Aprahamian;Geologie Alpine,1974
2. Barlier , J. 1974 Recherches paleothermometriques dans le domaine des Terres Noires Subalpines méridionales These 3eme cycle, Unive Paris-Sud, Orsay
3. Low grade metamorphism in the Welsh caledonides. Abstract in Metamorphic Studies: Research in Progress;Bevins;Journal of the Geological Society, London,1981
4. Blenkinsop T.G. 1987 Mechanisms and conditions of deformation in quartzites from the Cantabrian and West Asturian-Leonese zones, north Spain Unpubl. PhD thesis University of Keele
5. Correlation of illite crystallinity indices and definition of low grade metamorphic zones. Abstract in Metamorphic Studies: Research in Progress;Blenkinsop;Journal of the Geological Society, London,1987