?url_ver=Z39.88-2004&rft_id=10.1007%2Fs11814-010-0181-z&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=I.&rft.aulast=Regupathi&rft.au=Regupathi%2C+I.&rft.title=Korean+Journal+of+Chemical+Engineering&rft.date=2010&rft.issue=4&rft.volume=27&rft.issn=02561115&rft.pages=1205-1212&rft.atitle=Drag+reduction+in+co-current+down+flow+packed+column+using+xanthan+gum&rft.genre=article