1. Abbass, H. L., 1962, A monograph on the Egyptian Cretaceous pelecypods, U.A.R. Geol. Surv. Geol. Mus. Palaeontol. Ser. Monogr. 1.
2. Abbass, H. L., 1963, A monograph on the Egyptian Cretaceous gastropods, U.A.R. Geol. Surv. Geol. Mus. Palaeontol. Ser. Monogr. 2.
3. Adams, J. K., 1963, Petrology and origin of the Lower Tertiary formations of New Jersey, J. Sediment. Petrol. 33: 587–603.
4. Ager, D. V., 1958, On some Turkish sediments, Geol. Mag. 95: 83–84.
5. Ager, D. V., 1965, The adaptation of Mesozoic brachiopods to different environments, Palaeogeogr. Palaeoclimatol. Palaeoecol. 1: 143–172.