1. Multiple range and multiple F tests;Duncan;Biometrics,,1955
2. The influence of growth rate on the development of Marek’s disease in chickens;Han;Poultry Sci.,1972
3. Harvey, W. R., 1960. Least-square analysis of data with unequal subclass numbers. A.R.S. 20-8, U.S.D.A. 1-156.
4. Least-squares and Maximum Likelihood General Purpose Program;Harvey,1968
5. General Virology;Luria,1967