providing citation data for Economics since 2001
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Our data says that the document:
Tuffa Debela , Adane. (2009) Impact of Perennial Cash Cropping On Food Crop Production and Productivity.
In: Ethiopian Journal of Economics. RePEc:ags:eeaeje:249683.
Full description at Econpapers
cites:
Maddala, G. S. 1998. Introduction to Econometrics. MacMillan Publishing Company, New York.
but, as far as we know, such cited document is not available on RePEc.
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