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Dynamic programming : applications to agriculture and natural resources
Kennedy, John O. S., (1986)
Nachhaltige Land- und Forstwirtschaft : Expertisen
Linckh, Günther, (1996)
African environments and resources
Lewis, L. A., (2011)
Uncertain externality : the case of oil pollution
Conrad, Jon M., (1973)
Wilderness: options to preserve, extract, or develop
Conrad, Jon M., (2000)
Residuals management : disposal of sewage sludge in the New York Bight
Conrad, Jon M., (1985)