(3OGFQI GdMhGQ h eRGdb GdYfa (B:s (3cTa CSGdjH GdGYfGJ h GdeZGdWI eSGgeI aj JNdjb GdNWGH (B/s - (3GdYeQj, eMeO s ((3GdeZQH (B:s (3CaQjbjG GdTQb ,s, 2002)
Keywords: (3GdNWGHI h GdSjGSIs; (3OGFQI GdMhGQs