. (2004). . (e124044). Strategy, 12(3), e124044
. "" .e124044 , Strategy, 12, 3, 2004, e124044.
. (2004). '', Strategy, 12(3), e124044.
, "," Strategy, 12 3 (2004): e124044,
. . Strategy. 2004;12(3):e124044 (In Persian).
