. (2004). . (e124022). Strategy, 12(1), e124022
. "" .e124022 , Strategy, 12, 1, 2004, e124022.
. (2004). '', Strategy, 12(1), e124022.
, "," Strategy, 12 1 (2004): e124022,
. . Strategy. 2004;12(1):e124022 (In Persian).
