. (2006). . (e124164). Strategy, 13(4), e124164
. "" .e124164 , Strategy, 13, 4, 2006, e124164.
. (2006). '', Strategy, 13(4), e124164.
, "," Strategy, 13 4 (2006): e124164,
. . Strategy. 2006;13(4):e124164 (In Persian).
