. (2005). . (e124093). Strategy, 13(1), e124093
. "" .e124093 , Strategy, 13, 1, 2005, e124093.
. (2005). '', Strategy, 13(1), e124093.
, "," Strategy, 13 1 (2005): e124093,
. . Strategy. 2005;13(1):e124093 (In Persian).
