. (2006). . (e124225). Strategy, 14(3), e124225
. "" .e124225 , Strategy, 14, 3, 2006, e124225.
. (2006). '', Strategy, 14(3), e124225.
, "," Strategy, 14 3 (2006): e124225,
. . Strategy. 2006;14(3):e124225 (In Persian).
