. (2004). . (e124057). Strategy, 12(3), e124057
. "" .e124057 , Strategy, 12, 3, 2004, e124057.
. (2004). '', Strategy, 12(3), e124057.
, "," Strategy, 12 3 (2004): e124057,
. . Strategy. 2004;12(3):e124057 (In Persian).
