(3GdeTcdGJ GdeYGUQI ddSjGSI GdLfGFjI (B:s - (3CMeO aJMj SQhQs ((3GdbGgQI (B:s (3eWHYI LGeYI GdbGgQI ,s, 1983)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdSjGSI GdLfGFjI hMOhO GdJLQje hGdYbGHs; (3GdbGfhf GdLfGFj s