(3CHMGK aj GdEbJUGO GdESdGej (B/ s - (3GdfHgGf, eMeO aGQhbs ((3HjQhJ (B:s (3eDSSI GdQSGdI,s, 1986)
Keywords: (3GdEbJUGO GdESdGejs; (3GdESdGe h GdEbJUGOs