1. Patterns of Mammalian Reproduction;Asdell,1946
2. Studies on the Estrous Cycle of Dairy Cattle: Cycle Length, Size of Corpus Luteum, and Endometrial Changes;Asdell;Cornell Vet.,1949
3. Factors Associated with Breeding Efficiency in Dairy Cattle;Chapman;Am. Soc. Animal Prod. Proc.,1934
4. Analysis of Variation in the Sexual Cycle and Some of Its Component Phases with Special Reference to Cattle;Chapman;J. Agr. Research,1937
5. The Effects of Infertile Insemination and Individuality of Bulls upon the Subsequent Fertility of Cows Returning for Service;Christian;J. Dairy Sci.,1951