. (2005). . (e124084). Strategy, 13(1), e124084
. "" .e124084 , Strategy, 13, 1, 2005, e124084.
. (2005). '', Strategy, 13(1), e124084.
, "," Strategy, 13 1 (2005): e124084,
. . Strategy. 2005;13(1):e124084 (In Persian).
