. (2004). . (e124061). Strategy, 12(3), e124061
. "" .e124061 , Strategy, 12, 3, 2004, e124061.
. (2004). '', Strategy, 12(3), e124061.
, "," Strategy, 12 3 (2004): e124061,
. . Strategy. 2004;12(3):e124061 (In Persian).
