?url_ver=Z39.88-2004&rft_id=30599975&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Varga&rft.au=+Varga+G%C3%A1bor&rft.aufirst=G%C3%A1bor&rft.volume=149&rft.title=CATALYSIS+LETTERS&rft.issue=10&rft.issn=1011-372X&rft.pages=2899-2905&rft.atitle=Placing+Ni(II)+ions+in+various+positions+in%2Fon+layered+double+hydroxides+%E2%80%93+synthesis%2C+characterization+and+testing+in+C%E2%80%93C+coupling+reactions&rft.date=2019&rft.genre=article