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Energy conserving windows
(North Dakota State University, 1987)
Calculating grain drying cost
(North Dakota State University, 1987)
Sunflower oil as a fuel alternative
(North Dakota State University, 1980)
Sunflower for power!
(North Dakota State University, 1981)
Appliance energy considerations
(North Dakota State University, 1987)
Ground coupled heat pumps
(North Dakota State University, 1986)