. (2002). . (e123866). Strategy, 10(1), e123866
. "" .e123866 , Strategy, 10, 1, 2002, e123866.
. (2002). '', Strategy, 10(1), e123866.
, "," Strategy, 10 1 (2002): e123866,
. . Strategy. 2002;10(1):e123866 (In Persian).
