1. UndersØgelser over ikke-omlØberprocent som mål for insemineringstyres frugtharherd;Adler;Nord. Vet.-Med.,1952
2. Measuring Breeding Efficiency by Pregnancy Examinations and Nonreturns;Barrett;J. Dairy Sci.,1948
3. Prenatal Mortality in Mammals;Brambell;Biol. Revs.,1948
4. The Relationship Between 30-, 60-, 90-, and 120-day Nonreturns to Service in the Artificial Insemination of Dairy Cattle in Ontario;Burgess;Can. J. Agr. Sci.,1953
5. Analysis of Conception Rates and Other Data in Artificial Insemination;Holt;Vet. Record,1952