Khalaf-Sakerfalke von Jaffa, Prof. Dr. Sc. Norman Ali Bassam Ali Taher (2016). A Scientific Visit to Wadi El-Hitan (Whales Valley), Al-Fayyum, Al-Sahraa Al-Gharbiah (Western Desert), Egypt. Gazelle: The Palestinian Biological Bulletin (ISSN 0178 – 6288). Number 134, February 2016, pp. 1-44. Sharjah and Dubai, United Arab Emirates. http://cetacea.webs.com/wadi-el-hitan 更多
