@ARTICLE{Maalaoui_Kamel_The_2016, author={Maalaoui, Kamel and Fouad Zargouni}, volume={vol. 66}, number={No 1}, journal={Acta Geologica Polonica}, howpublished={online}, year={2016}, publisher={Komitet Nauk Geologicznych PAN}, publisher={WydziaƂ Geologii UW}, title={The lower and middle Berriasian in Central Tunisia: Integrated ammonite and calpionellid biostratigraphy of the Sidi Kralif Formation}, URL={http://journals.pan.pl/Content/81980/PDF/02_Maalaoui.pdf}, doi={10.1515/agp-2016-0002}, }