. (2006). . (e124213). Strategy, 14(3), e124213
. "" .e124213 , Strategy, 14, 3, 2006, e124213.
. (2006). '', Strategy, 14(3), e124213.
, "," Strategy, 14 3 (2006): e124213,
. . Strategy. 2006;14(3):e124213 (In Persian).
