1. La structure du système prérifain au Bord de Meknès (Maroc septentrional);Abrard;Bulletin de la Société géologique de France,1921
2. Lithostratigraphy and biostratigraphy of some Lower Cretaceous outcrops from northern Sinai, Egypt;Abu-Zied;Cretaceous Research,2008
3. Uppermost Albian-basal Cenomanian ammonites from North Sinai, Egypt;Aly;Egyptian Journal of Palaeontology,2005
4. L'Albien du bassin anglo-parisien: ammonites, zonation phylétique, séquences;Amédro;Bulletin des Centres de Recherches Exploration-Production Elf-Aquitaine,1992
5. Support for a Vraconnian Stage between the Albian sensu stricto and the Cenomanian (Cretaceous System);Amédro;Carnets de Géologie (Notebooks on Geology), Mémoire 2008/02 (CG2008_M02),2008