(3JGQjN GdMQcI GdbhejI hJWhQ fXGe GdMce aj eUQ s - (3YHO GdQMef GdQGaYjs ((3eUQ (B:s (3OGQ GdeYGQa (B,s, 1981)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3JGQjN eUQ s; (3MQcGJ bhejI s; (3CfXeI GdMce (B_ (3eUQ s