1. Abdel-Raouf, M.: The postnatal development of the reproductive organs in bulls with specia references to puberty. Acta endocr. (Kbh.) 34, Suppl. 49, 1?109 (1960)
2. Abdel-Raouf, M.: The proliferation of germ cells in the testes of bull calves and young bulls. Acta vet. scand. 2, 22?31 (1961)
3. Abdel-Raouf, M., El-Naggar, M. A.: The biometry of the Egyptian buffalo foetus. J. vet. Sci. (U.A.R.) 5, 37?43 (1968)
4. Abdel-Raouf, M., El-Naggar, M. A.: Further study of the biometry and development of the Egyptian buffalo foetus. J. vet. Sci. (U.A.R.) 7, 125?140 (1970)
5. Abdo, M. S.: Hormonal variations in blood of buffaloes during pregnancy. Thesis Faculty Vet. Med. Cairo Univ., Egypt (1962)