?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=+Gy%C5%91rffy+Istv%C3%A1n&rft.aulast=Gy%C5%91rffy&rft.aufirst=Istv%C3%A1n&rft.volume=2&rft.issn=0365-8074&rft.title=Acta+chemica%2C+mineralogica+et+physica&rft.pages=162-165&rft.atitle=Magas-T%C3%A1trai+kavics-collectio&rft.date=1931&rft.issue=2&rft.genre=article