. (2006). . (e124189). Strategy, 14(1), e124189
. "" .e124189 , Strategy, 14, 1, 2006, e124189.
. (2006). '', Strategy, 14(1), e124189.
, "," Strategy, 14 1 (2006): e124189,
. . Strategy. 2006;14(1):e124189 (In Persian).
