?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=%C3%89va&rft.aulast=Kocs%C3%A1rdy&rft.au=+Kocs%C3%A1rdy+%C3%89va&rft.atitle=Characterization+of+kaolin+minerals+of+different+origin+%3A+(essentially+from+Hungarian+deposits)&rft.date=1980&rft.issn=0365-8066&rft.title=Acta+mineralogica-petrographica&rft.volume=24&rft.pages=91-99&rft.genre=article