. (2004). . (e124049). Strategy, 12(3), e124049
. "" .e124049 , Strategy, 12, 3, 2004, e124049.
. (2004). '', Strategy, 12(3), e124049.
, "," Strategy, 12 3 (2004): e124049,
. . Strategy. 2004;12(3):e124049 (In Persian).
