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Oregon State University. Water Resources Research Institute(Corvallis, Or. : Oregon Water Resources Research Institute, Oregon State University, 1993-12)
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Oregon State University. Water Resources Research Institute(Corvallis, Or. : Oregon Water Resources Research Institute, Oregon State University, 1994-09)
Oregon State University. Water Resources Research Institute(Corvallis, Or. : Oregon Water Resources Research Institute, Oregon State University, 1995-04)
Oregon State University. Water Resources Research Institute(Corvallis, Or. : Oregon Water Resources Research Institute, Oregon State University, 1995-11)
Oregon State University. Water Resources Research Institute(Corvallis, Or. : Oregon Water Resources Research Institute, Oregon State University, 1996-03)