. (1999). -. (e13232). Financial Research Journal, 4(14), e13232
. "-" .e13232 , Financial Research Journal, 4, 14, 1999, e13232.
. (1999). '-', Financial Research Journal, 4(14), e13232.
, "-," Financial Research Journal, 4 14 (1999): e13232,
. -. FRJ. 1999;4(14):e13232 (In Persian).