?url_ver=Z39.88-2004&rft_id=MTMT%3A1672857&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=J%C3%A1nos&rft.au=+Karsai+J%C3%A1nos&rft.aulast=Karsai&rft.title=Computer+labs+to+improve+the+visual+thinking+and+intuition&rft.tpages=7&rft.btitle=Proceedings+of+the+10th+SEFI+MWG+European+Seminar+on+Mathematics+in+Engineering+Education&rft.date=2000&rft.genre=proceeding