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. "", Nivar, 31, 60-61, 2006, 8-19.
. (2006). '', Nivar, 31(60-61), pp. 8-19.
, "," Nivar, 31 60-61 (2006): 8-19,
. . Nivar. 2006;31(60-61):8-19 (In Persian).
