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2. Stratigraphy of the Upper Paleozoic rocks, western side of the Gulf of Suez;Addallah;Geol. Surv. Egypt.,1963
3. The Cenomanian rocks in the Northern Galala, 1-Lithostratigraphy. microfacies and chronostratigraphy. Egypt;Abd-Elshafy;Jour. Geol.,1984
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5. Micropaleontological studies on the Cenomanian rocks of Gebel El Minsherah, Northern Sinai;Abdou;Bull. Fac. Sci. Alex. Univ.,1966