?url_ver=Z39.88-2004&rft_id=10.4028%2Fwww.scientific.net%2FAMR.935.188&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S.U.&rft.au=Khan%2C+S.U.&rft.aulast=Khan&rft.volume=935&rft.issn=10226680&rft.isbn=9783038350828&rft.atitle=Effect+of+metakaolin+and+PVA+fibres+on+the+workability+and+mechanical+properties+of+concrete&rft.pages=188-192&rft.title=Advanced+Materials+Research&rft.date=2014&rft.genre=article