(3GdefgL GdCSdGej dOQGSI GdJGQjN hJaSjQg (B/s - (3eMeO QTGO Ndjds; (3eMeO CeMRhfs ((3GdSYhOjI (B:s (3OGQ GdKbGaI ddfTQ hGdJhRjY,s, 1986)
. (3HHdjhLQGajG(B: (3UaMI(B167.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdGSdGes -- (3OaY eWGYfs -- (3GdOaGY Yf GdESdGes