. (2004). . (e124010). Strategy, 12(1), e124010
. "" .e124010 , Strategy, 12, 1, 2004, e124010.
. (2004). '', Strategy, 12(1), e124010.
, "." Strategy, 12 1 (2004): e124010,
. . Strategy. 2004;12(1):e124010 (In Persian).
