. (2006). . (e124194). Strategy, 14(2), e124194
. "" .e124194 , Strategy, 14, 2, 2006, e124194.
. (2006). '', Strategy, 14(2), e124194.
, "," Strategy, 14 2 (2006): e124194,
. . Strategy. 2006;14(2):e124194 (In Persian).
