1. Artificial control of the mares oestrus cycle;Allen;Vet Rec,1972
2. Control of breeding in the mare;Arthur;Equine Vet J,1987
3. Estrus and infertility of the Thoroughbred mare in Australia;Bain;J Amer. Vet Med Assoc,1957
4. Simultaneous radioimunoassay of progestins, androgens and estrogens in rat testis;Bélanger;J Steroid Biochem,1966
5. Estudos na reprodução de equinos. I;Chieffi;Bol Ind Anim,1962