. (2006). . (e124181). Strategy, 14(1), e124181
. "" .e124181 , Strategy, 14, 1, 2006, e124181.
. (2006). '', Strategy, 14(1), e124181.
, "," Strategy, 14 1 (2006): e124181,
. . Strategy. 2006;14(1):e124181 (In Persian).
