Title Author Publication Date Publisher Type
    Coralline Algae from the Neoegne and Pleistocene Sequence of Mersa Alam, Red Sea, Egypt.  Khalifa, H [حامد خليفة محمد]; Boukhary, M. A.1982Qatar UniversityArticle
    Pliocene Coralline Algae, South Of Safaga (Red Sea, Egypt)  Khalifa, H [حامد خليفة محمد]1984Qatar UniversityArticle