(3eONd Edi adSaI GdYdhe (B: s (3GdCSS GdadSajI ddajRjGA (B/ s - (3cGQfGH, QhOdas; (3faGOi, GdSjOs ((3HjQhJ (B:s (3OGQ GdJfhjQ ddWHGYI h GdfTQ,s, 1993)
Keywords: (3GdajRjGAs; (3GdadSaIs; (3GdfXQjGJs