(3af GdJMQjQ GdGYdGei (B/ s - (3YHOGdYRjR TQas ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1987)
Keywords: (3GdUMGaIs; (3GdGYdGes; (3JMQjQs; (3GdcJGHI GdafjIs; (3GdJbGQjQ GdafjIs; (3GdGfHGA GdYGdejIs