(3JMQjaGJ GdYGejI ddaUMi aj GdbhGYO h GdHfjGJ h GdMQha h GdMQcGJ (B/ s - (3Vja, Thbjs ((3GdbGgQI (B:s (3OGQ GdeYGQa,s, 1994)
Keywords: (3GddZI GdYQHjIs; (3bhGYO GddZIs; (3GddgLGJs