. (2006). . (e124208). Strategy, 14(2), e124208
. "" .e124208 , Strategy, 14, 2, 2006, e124208.
. (2006). '', Strategy, 14(2), e124208.
, "," Strategy, 14 2 (2006): e124208,
. . Strategy. 2006;14(2):e124208 (In Persian).
