. (2006). . (e124187). Strategy, 14(1), e124187
. "" .e124187 , Strategy, 14, 1, 2006, e124187.
. (2006). '', Strategy, 14(1), e124187.
, "," Strategy, 14 1 (2006): e124187,
. . Strategy. 2006;14(1):e124187 (In Persian).
