?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Kalocsai&rft.aufirst=Dezs%C5%91&rft.au=+Kalocsai+Dezs%C5%91&rft.volume=3&rft.issn=0231-2670&rft.pages=21-34&rft.title=Acta+Universitatis+Szegediensis+%3A+sectio+philosophica&rft.atitle=A+descartes-i+ismeretelm%C3%A9let+n%C3%A9h%C3%A1ny+probl%C3%A9m%C3%A1j%C3%A1r%C3%B3l&rft.date=1961&rft.genre=article