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by Duan, Qingyun;
Ibbitt, Richard P., 1945-.
-- University of ArizonaDepartment of Hydrology and Water Resources.;
New ZealandMinistry of Works and Development. Hydrology Centre. ;
National Science Foundation (U.S.)
by Ibbitt, Richard P., 1945-;
Woods, Ross A.
-- Hydrology Centre (Christchurch, N.Z.) -- International Hydrology and Water Resources Symposium (1991 : Perth, WA).