(3OhQ GdcJH GdYQHjI GdYGeI hTHI GdYGeI dHdGO GdYQGb hGdTGe heUQ ai GdYUQ GdhSjW (B/ s - (3jhSa GdYTs; (3eMeO UHGZ (B((3eJQLe(B)s; (3fRGQ GHGXIs ([S.N] : (3OGQ GdacQ GdeYGUQ , s, 1991)
Keywords: (3eUQs; (3JGQjNs; (3GdYQGbs; (3GdTGes; (3GdYUhQ GdhSWis; (3GdecJHGJ GdYGeIs; (3GdecJHGJs