. (2002). . (e123875). Strategy, 10(1), e123875
. "" .e123875 , Strategy, 10, 1, 2002, e123875.
. (2002). '', Strategy, 10(1), e123875.
, "," Strategy, 10 1 (2002): e123875,
. . Strategy. 2002;10(1):e123875 (In Persian).
