. (2002). . (e123869). Strategy, 10(1), e123869
. "" .e123869 , Strategy, 10, 1, 2002, e123869.
. (2002). '', Strategy, 10(1), e123869.
, "," Strategy, 10 1 (2002): e123869,
. . Strategy. 2002;10(1):e123869 (In Persian).
