. (2006). . (e124197). Strategy, 14(2), e124197
. "" .e124197 , Strategy, 14, 2, 2006, e124197.
. (2006). '', Strategy, 14(2), e124197.
, "," Strategy, 14 2 (2006): e124197,
. . Strategy. 2006;14(2):e124197 (In Persian).
