(3UfGYI GdabQ (B:s (3QDjI fbOjI dCjOjhdhLjI GdQYGjI GdGLJeGYjI (B/s - (3NdjaI, eMQhS eMehOs ((3GdEScfOQjI, eUQ (B:s (3OGQ GdeYQaI GdLGeYjI,s, 1988)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdabQs; (3GdeTGcd GdGLJeGYjIs