(3GdYde hGdGZJQGH hGdMQjI (B:s (3ebGd ai adSaI GdYde ef GdMJejI Gdi GddGMJejI (B/s - (3jefi WQja GdNhdis ((3GdbGgQI (B: s (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1987)
Keywords: (3GdadSaIs; (3GdGQGOIs; (3GdMQjIs; (3GdeYQaIs; (3GdGZJQGHs