Origin, extent, and thickness of quaternary geologic units in the Willamette Valley, Oregon

Ground-water flow in the Gulf Coast aquifer systems, south-central United States 著者: Williamson, Alex K.

Geologic framework of the San Juan structural basin of New Mexico, Colorado, Arizona, and Utah, with emphasis on Triassic through Tertiary rocks 著者: Craigg, Steven D.

Mineral deposit density an update

An interdisciplinary assessment of regional-scale nonpoint ground-water vulnerability theory and application 著者: Bernknopf, Richard L. (Richard Lewis)

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Beyond the Golden Gate oceanography, geology, biology, and environmental issues in the Gulf of the Farallones

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Geologic field-trip guide to Steens Mountain Loop Road, Harney County, Oregon 著者: Evans, James George 1938-

Geology and paleontology of five cores from Screven and Burke counties, eastern Georgia

Comparative water-quality assessment of the Hai He River basin in the People's Republic of China and three similar basins in the United States

Active tectonics of the Devils Mountain fault and related structures, northern Puget Lowland and eastern Strait of Juan de Fuca region, Pacific Northwest