. (2004). . (e124006). Strategy, 12(1), e124006
. "" .e124006 , Strategy, 12, 1, 2004, e124006.
. (2004). '', Strategy, 12(1), e124006.
, "," Strategy, 12 1 (2004): e124006,
. . Strategy. 2004;12(1):e124006 (In Persian).
