Brooks, Royal H.; United States. Office of Water Resources Research; Leclercq, Paul J.; Tebbs, Richard R.; Rawls, Walter(Corvallis, Or. : Oregon State University, 1974-01)
Su, Charles.; Brooks, Royal H.; United States. Office of Water Research and Technology(Corvallis : Dept. of Agricultural Engineering, Oregon State University, 1976-05-01)