(3eHGOF EfJGL GdMdjH (B/ s - (3MfG, YRjR cHQhs; (3eMeO, YWG Gddg SYjOs ((3GdehUd (B:s (3eOjQjI OGQ GdcJH ddfTQ,s, 1986)
Keywords: (3GdCHbGQs; (3GdMdjHs