?url_ver=Z39.88-2004&rft_id=105382&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=+P%C3%A1link%C3%B3+Istv%C3%A1n&rft.aufirst=Istv%C3%A1n&rft.aulast=P%C3%A1link%C3%B3&rft.pages=127-131&rft.issue=5&rft.title=Catalysis+Letters&rft.volume=1&rft.issn=1011-372X&rft.atitle=The+role+of+the+carbonaceous+overlayer+in+the+competitive+hydrogenation+of+cyclopropanes+and+olefins&rft.date=1988&rft.genre=article