. (1999). -. (e13236). Financial Research Journal, 4(14), e13236
. "-" .e13236 , Financial Research Journal, 4, 14, 1999, e13236.
. (1999). '-', Financial Research Journal, 4(14), e13236.
, "-," Financial Research Journal, 4 14 (1999): e13236,
. -. FRJ. 1999;4(14):e13236 (In Persian).
