?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Ananda&rft.aulast=Putra&rft.au=Putra%2C+Ananda&rft.atitle=Orientated+Bacterial+Cellulose+Culture+Controlled+by+Liquid+Substrate+of+Silicone+Oil+with+Different+Viscosity+and+Thickness&rft.date=2009&rft.issn=Print%3A+0032-3896+dan+Online%3A+1349-0540&rft.title=Polymer+Journal&rft.volume=41&rft.pages=764-770&rft.genre=article