. (2006). . (e124214). Strategy, 14(3), e124214
. "" .e124214 , Strategy, 14, 3, 2006, e124214.
. (2006). '', Strategy, 14(3), e124214.
, "," Strategy, 14 3 (2006): e124214,
. . Strategy. 2006;14(3):e124214 (In Persian).
