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1.- Introduction to the workshop proceedings
U. S. Geological Survey; Reston, VA; USA; United States, 2008
Proceedings of a USGS workshop on Facing tomorrow's challenges along the U.S.-Mexico border; monitoring, modeling and forecasting change within the Arizona-Sonora transboundary watersheds
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2.- Proceedings of a USGS workshop on Facing tomorrow's challenges along the U.S.-Mexico border; monitoring, modeling and forecasting change within the Arizona-Sonora transboundary watersheds
U. S. Geological Survey; Reston, VA; USA; United States, 2008
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