. (2006). . (e124217). Strategy, 14(3), e124217
. "" .e124217 , Strategy, 14, 3, 2006, e124217.
. (2006). '', Strategy, 14(3), e124217.
, "," Strategy, 14 3 (2006): e124217,
. . Strategy. 2006;14(3):e124217 (In Persian).
