. (2006). . (e124191). Strategy, 14(1), e124191
. "" .e124191 , Strategy, 14, 1, 2006, e124191.
. (2006). '', Strategy, 14(1), e124191.
, "," Strategy, 14 1 (2006): e124191,
. . Strategy. 2006;14(1):e124191 (In Persian).
