1. The effect of Vitamin A in increasing resistance of sheep against Cystocaulosis;Akopyan;Veterinariya,1956
2. Inhibited development of Ostertagia ostertagi;Anderson;Vet. Rec.,1965
3. A field study of parasitic gastritis in cattle;Anderson;Vet. Rec.,1965
4. Experimental infections of Ostertagia ostertagi in calves; results of two regimens of multiple inoculations;Anderson;Am. J. vet. Res.,1967
5. Life history of the nematode Cooperia curticai and development of resistance in sheep;Andrews;J. agric. Res.,1939