. (2008). . (e124327). Strategy, 16(3), e124327
. "" .e124327 , Strategy, 16, 3, 2008, e124327.
. (2008). '', Strategy, 16(3), e124327.
, "," Strategy, 16 3 (2008): e124327,
. . Strategy. 2008;16(3):e124327 (In Persian).
