?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Raffeza&rft.au=Raffeza%2C+Tamara+Putri&rft.aufirst=Tamara+Putri&rft.pages=152-156&rft.atitle=The+Effect+of+Addition+of+Polyvinyl+Alcohol+(PVA)+on+Biodegradable+Plastic+Based+on+Bacterial+Cellulose+from+Coconut+Water+(Cocos+Nucifera)&rft.date=2019&rft.issue=2&rft.issn=Online%3A+2509-0119&rft.title=International+Journal+of+Progressive+Sciences+and+Technologies+(IJPSAT)&rft.volume=15&rft.genre=article