1. Wright's Veterinary Obstetrics;Arthur,1964
2. Veterinary Reproduction and Obstetrics;Arthur,1975
3. Reproduction pattern of the Bactrian camel. Proceedings, Workshop on Camels, Khartoum, Sudan;Chen,1979
4. Peripheral blood levels of progesterone in female camels during various reproductive stages;Elias;Gen. comp. Endocr.,1984
5. Estradiol concentration in the serum of the one-humped camel (Camelus dromedarius) during the various reproductive stages;Elias;Gen. comp. Endocr.,1984