. (2007). . (e124261). Strategy, 15(1), e124261
. "" .e124261 , Strategy, 15, 1, 2007, e124261.
. (2007). '', Strategy, 15(1), e124261.
, "," Strategy, 15 1 (2007): e124261,
. . Strategy. 2007;15(1):e124261 (In Persian).
