Haie und Amphibien aus dem Permokarbon von Sardinien - Wege über das Orogen? Abstract. Terra Nostra, 2003(5), 46–47
Carboniferous/Permian fishs and amphibians of Sardinia - problems of biostratigraphic correlations across the Variscan watershed [Abstract]. XVth International Congress on Carboniferous and Permian stratigraphy, Abstr., p. 474–478, University of Utrecht.