Gohar, H.A.F. & Mazhar, F.M. (1964)
The elasmobranchs of the north-western Red Sea.
Publications of the Marine Biological Station of Al–Ghardaqa, 13, 1–144
Gohar, H.A.F. & Mazhar, F.M. (1964)
Keeping elasmobranchs in vivaria.
Publications of the Marine Biological Station of Al–Ghardaqa, 13, 241–250