(3cJGH JKbja GdJYQja HGdeUWdM GdTQja (B/ s - (3GHf fGXQ GdLjT, Jbi GdOjfs; (3aSdi, QOhdas ((3GdbGgQI (B: s (3GdeYgO GdYdei GdaQfSi ddGKGQ GdTQbjI , s, 1987)
Keywords: (3GdOhdI GdaGWejIs; (3GdOhdI GdGNTjOjIs; (3GdOhdI GdWhdhfjIs; (3GdOhdI GdSdLhbjIs; (3GdYghOs; (3GdecGJHGJs