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Toward a theory of agricultural insurance
Ahsan, Syed M., (1982)
Ernteschutz, ein soziales Problem der europäischen Landwirtschaft
Bonjean, A., (1973)
Die Ernteversicherung in Japan
Shirasugi, S., (1950)
Linear programming and farm management analysis
Boles, James N., (1955)
Short cuts in programming computations
Boles, James N., (1956)
Cost Functions From Cross-Section Data—Fact or Fantasy?
Stollsteimer, J.F., (1961)