. (2005). . (e124085). Strategy, 13(1), e124085
. "" .e124085 , Strategy, 13, 1, 2005, e124085.
. (2005). '', Strategy, 13(1), e124085.
, "," Strategy, 13 1 (2005): e124085,
. . Strategy. 2005;13(1):e124085 (In Persian).
