1. Regression and correlation among consecutive and nonconsecutive lactation records;Barr;(Abstract) J. Dairy Sci.,1963
2. Bereskin, B. 1963. Effect of genetic and environmental variance on dairy sire evaluation. Ph.D. thesis. Iowa State University, Ames. University Microfilm No. 63-7242.
3. Genetic and environmental factors in dairy sire evaluation. I. Effects of herds, months, and year-seasons on variance among lactation records; repeatability and heritability;Bereskin;J. Dairy Sci.,1965
4. Reliability of averages of different numbers of lactation records for comparing dairy cows;Berry;J. Dairy Sci.,1945
5. Genetic relationship among the first three lactations of Holstein cows;Freeman;(Abstract) J. Dairy Sci.,1960