Odin G.S. et al, 2001, The Campanian-Maastrichtian boundary: definition at Tercis (Landes, SW France) principle, procedure, and proposal. In G.S. Odin ed. The Campanian-Maastrichtian stage boundary: characterisation at Tercis-les-Bains (France) and correlation with Europe and other continents, Developments in Palaeontology and Stratigraphy, Elsevier, 19, p. 820-833.
