1. Dairy shelter design based on milk production decline as affected by temperature and humidity;Berry;Trans. Amer. Soc. Agr. Eng.,1964
2. Hahn, G. L., and J. D. McQuigg. 1967. Expected production losses for lactating Holstein dairy cows as a basis for rational planning of shelters. Amer. Soc. Agr. Eng. Paper MC-67-107. April.
3. Hahn, LeRoy, J. D. Sikes, Milton D. ShankIin, and H. D. Johnson. 1967. Dairy cow responses to summer air conditioning as evaluated by a switchback experimental design. Amer. Soc. Agr. Eng. Paper 67. December.
4. Hahn, LeRoy, and D. D. Osburn. 1968. Feasibility of summer environmental control for dairy cattle based on expected production losses. Amer. Soc. Agr. Eng. Paper 68. June.
5. Johnston, J. E., E. J. Stone, and J. B. Frye, Jr. 1966. Effects of hot weather on the productive function of dairy cows: 1. Temperature control during hot weather. Louisiana State Univ. AES Bull. 608. March.