. (2005). . (e124083). Strategy, 13(1), e124083
. "" .e124083 , Strategy, 13, 1, 2005, e124083.
. (2005). '', Strategy, 13(1), e124083.
, "," Strategy, 13 1 (2005): e124083,
. . Strategy. 2005;13(1):e124083 (In Persian).
