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Published 2002
Full text available in Academic Search Premier: 1991 - 2002Full text available in AgEcon Search: 1978 - 2002
Government Document
Electronic
Journal
Serial
14
15
16
17
Published 2011
Full text available in Springer Nature Complete Journals: 2011 to present
Electronic
Journal
Serial
18
Published 1999
Full text available in Springer Nature Complete Journals: 2000 - 2022
Electronic
Journal
Serial
19
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