. (2002). . (e123837). Strategy, 10(3), e123837
. "" .e123837 , Strategy, 10, 3, 2002, e123837.
. (2002). '', Strategy, 10(3), e123837.
, "," Strategy, 10 3 (2002): e123837,
. . Strategy. 2002;10(3):e123837 (In Persian).
