1. Statistics in research;Ostle,1969
2. Induced breeding in anestrous milking ewes by using twice-repeated PMS combined with estradiol-17β;Alifakiotis;Ann. Biol. anim. Bioch. Biophys.,1978
3. The influence of lactation on fertility of ewes treated during post-partum anoestrus with vaginal sponges impregnated with FGA;Cognie,1974
4. Conception rate in sheep following oestrus synchronization by means of “silestrus” implants, map sponges and injection of PMS, during anoestrus;Margaritis,1974
5. Hormonal control in lactating and non-lactating anoestrus ewes;Rahman;Can. J. Anim. Sci.,1967