Cotillon, Pierre (1991): Varves, beds, and bundles in pelagic sequences and their correlation (Mesozoic of SE France and Atlantic). Springer Verlag, Berlin, Federal Republic of Germany, In: Einsele, Gerhard (editor), Ricken, Werner (editor), Seilacher, Adolf (editor), Cycles and events in stratigraphy, 820-839, georefid:1992-032306