. (2006). . (e124195). Strategy, 14(2), e124195
. "" .e124195 , Strategy, 14, 2, 2006, e124195.
. (2006). '', Strategy, 14(2), e124195.
, "," Strategy, 14 2 (2006): e124195,
. . Strategy. 2006;14(2):e124195 (In Persian).
