. (2006). . (e124212). Strategy, 14(3), e124212
. "" .e124212 , Strategy, 14, 3, 2006, e124212.
. (2006). '', Strategy, 14(3), e124212.
, "," Strategy, 14 3 (2006): e124212,
. . Strategy. 2006;14(3):e124212 (In Persian).
