. (2006). . (e124215). Strategy, 14(3), e124215
. "" .e124215 , Strategy, 14, 3, 2006, e124215.
. (2006). '', Strategy, 14(3), e124215.
, "," Strategy, 14 3 (2006): e124215,
. . Strategy. 2006;14(3):e124215 (In Persian).
