(3eaghe GdJeQO YfO GdHjQ cGeh h ehbag ef KhQI GdLRGFQ GdJMQjQjI (B/s - (3eMeO, jMjGJfs ((3GdLRGFQ (B:s (3OjhGf GdeWHhYGJ GdLGeYjI ,s, 1984)
Keywords: (3GdHjQcGeh s; (3KhQI GdLRGFQ GdJMQjQjIs; (3GdJeQO s