(3GdJegjO dOQGSI GdLQjeI GdSjGSI (B:s (3ai GdJTQjY GdLfGFi GdYQHi GdebJQf (B/s - (3eMeO YWjg QGZHs ((3GdbGgQI (B:s (3edJReI GdWHY h GdfTQ ecJHI GdfgVI GdeUQjI ,s, 1996)
(3jTed Ydi GQLGYGJ HHdjhLQGajI (B.s
Keywords: (3GdbGfhf GdLfGFi s