. (2004). . (e124054). Strategy, 12(3), e124054
. "" .e124054 , Strategy, 12, 3, 2004, e124054.
. (2004). '', Strategy, 12(3), e124054.
, "," Strategy, 12 3 (2004): e124054,
. . Strategy. 2004;12(3):e124054 (In Persian).
