?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S&rft.au=Steger%2C+S&rft.aulast=Steger&rft.atitle=Drivers+for+the+use+of+materials+across+countries&rft.issn=0959-6526&rft.pages=816-826&rft.volume=19&rft.issue=8&rft.date=May+2011&rft.title=Journal+of+Cleaner+Production&rft.genre=article