Stratigraphische Untergliederung einiger Lochkovium/Pragium-Grenzprofile (Unter-Devon) in NW-Marokko, Oberfranken und Victoria (SE-Australien) auf Grundf von Dacryoconariden und Conodonten.
1987. Senckenbergiana Lethaea 68-5/6; pp. 479-493, 3 fig. 1 plts. Orig. extract, stapled, very good.
Colloque sur le Turonien, Paris 26-27 octobre 1981.
1982. Mém. Mus. Nation. Hist. Natur. NS XLIX, 1982. 241 pp. many figs. Collection of 23 papers on the Turonian of France and surrounding countries. Orig. wrps. very good, uncut, 4to.