Document Type : Research Paper
Authors
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Komeijani,A and Ghavidel,S . (2006). .. Economics Research, 6(20), 13-41.
Komeijani,A , and Ghavidel,S . ".", Economics Research, 6, 20, 2006, 13-41.
Komeijani A, Ghavidel S. (2006). '.', Economics Research, 6(20), pp. 13-41.
A Komeijani and S Ghavidel, ".," Economics Research, 6 20 (2006): 13-41,
Komeijani A, Ghavidel S. .. Economics Research. 2006;6(20):13-41 (In Persian).