. (2007). . (e124259). Strategy, 15(1), e124259
. "" .e124259 , Strategy, 15, 1, 2007, e124259.
. (2007). '', Strategy, 15(1), e124259.
, "," Strategy, 15 1 (2007): e124259,
. . Strategy. 2007;15(1):e124259 (In Persian).
