(3aj XdGd ShQI GdCfaGd (B:s (3OQGSI ehVhYjI ehSYI (B/s - (3TeS GdOjf, eMeO LYaQs ((3HjQhJ (B:s (3OGQ GdJYGQa ddeWHhYGJ,s, 1982)
Keywords: (3GdbQBf(B.s -- (3JaGSjQ MOjKIs; (3GdbQBf(B.s -- (3JaGSjQ ehVhYjIs