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Paleo-environments of the exposed Eocene Sediments between Wadi El-Hitan and east Siwa in the Egyptian Western Desert based on their faunal content especially the vertebrates. Thesis, Zagazig University, Faculty of Science, Geology Department

Underwood, C.J. & Ward, D.J. & King, C. & Antar, S.M. & Zalmout, I.S. & Gingerich, P.D. (2011)
Shark and ray faunas in the Middle and Late Eocene of the Fayum Area, Egypt. Proceedings of the Geologists' Association, 122(1), 47–66
DOI: 10.1016/j.pgeola.2010.09.004

Samonds, K.E. & Andrianavalona, T.H. & Wallett, L.A. & Zalmout, I.S. & Ward, D.J. (2019)
A middle - late Eocene neoselachian assemblage from nearshore marine deposits, Mahajanga Basin, northwestern Madagascar. PLoS ONE, 14(2), Article e0211789
DOI: 10.1371/journal.pone.0211789