1982 National Conference on Environmental Engineering : proceedings of the ASCE Environmental Engineering Division, Specialty Conference, Sheraton Ritz Hotel, Minneapolis, Minnesota, July 14-16, 1982 / sponsored by the Environmental Engineering Division of the American Society of Civil Engineers in cooperation with Minnesota Section, ASCE ... (et al.) ; Walter K. Johnson and Dennis R. Martenson, co-editors. - Johnson, Walter K; Martenson, Dennis R (ASCE, 1982)