. (2002). . (e123825). Strategy, 10(3), e123825
. "" .e123825 , Strategy, 10, 3, 2002, e123825.
. (2002). '', Strategy, 10(3), e123825.
, "," Strategy, 10 3 (2002): e123825,
. . Strategy. 2002;10(3):e123825 (In Persian).
