. (2007). . (e124242). Strategy, 14(4), e124242
. "" .e124242 , Strategy, 14, 4, 2007, e124242.
. (2007). '', Strategy, 14(4), e124242.
, "," Strategy, 14 4 (2007): e124242,
. . Strategy. 2007;14(4):e124242 (In Persian).
