(3ehShYI GdadSaI (B/ s - (3YHOGdQMef HOhis ((3HjQhJ (B: s (3GdeDSSI GdYQHjI ddOQGSGJ hGdfTQ , s, 1984)
Keywords: (3OhGFQ GdeYGQas; (3GdadSaI GdGSdGejIs; (3GdadSaIs; (3adSaI GQSWhs; (3GdadSaI GdMOjKIs; (3GdadSaI GdjhfGfjIs; (3GdadGSaIs