1. Paleozoic rocks in Egypt. Technika Poszukiwan Geologicznych;Abdallah;Geosynoptyka Geotermina,1992
2. Lithostratigraphy of the pre-Cenomanian clastics of north Wadi Qena, Eastern Desert, Egypt;Abdallah,1992
3. Sedimentological studies on the pre-Cenomanian sandstones, North Gebel Qabeliat, Southwest Sinai;Abdel-Hameed;Egyptian Journal of Geology,1986
4. Sedimentological and paleoenvironmental studies on the clastic sequence of Gebel El-Zeit area, Gulf of Suez, Egypt;Abdel-Wahab;Journal of African Earth Sciences,1992