1. Sexuality and hermaphroditism in fishes: I. Synchronous functional hermaphroditism in the serranid fish Serranus scriba L;Abd-el-Aziz;Folia Morphol.,1990
2. Aspects of the biology of Diplodus sargus kotschyi (Sparidae) from Kuwait Bay;Abou-Seedo;Cybium,1990
3. Environmental sex determination: the effect of temperature and salinity on sex ratio in Oreochromis niloticus L;Abucay;Aquaculture,1999
4. Sex reversal of Nile tilapia Oreochromis niloticus, under laboratory conditions, using the hormone 17-alfa-methyltestosterone;Afonso,1994
5. The effects of the aromatase inhibitor fadrozole and two polynuclear aromatic hydrocarbons on sex-steroid secretion by ovarian follicles of coho salmon;Afonso;Gen. Comp. Endocrinol.,1997