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Science (New York, N.Y.)|April 2, 1982
Changing role of public and private sectors in agricultural researchV W RuttanProceedings of the National Academy of Sciences of the United States of America|May 26, 1999
The transition to agricultural sustainabilityV W RuttanScience (New York, N.Y.)|September 14, 1979
Economic benefits from research: an example from agricultureR E Evenson, P E Waggoner, V W RuttanPageof 1