?url_ver=Z39.88-2004&rft_id=10.1088%2F0964-1726%2F22%2F4%2F049601&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=K.&rft.au=Ashraf%2C+K.&rft.aulast=Ashraf&rft.title=Smart+Materials+and+Structures&rft.issue=4&rft.atitle=Erratum%3A+A+wideband%2C+frequency+up-converting+bounded+vibration+energy+harvester+for+a+low+frequency+environment+(Smart+Materials+and+Structures+(2013)+22+(025018))&rft.volume=22&rft.date=2013&rft.issn=09641726&rft.genre=article