Rahmayetty, Rahmayetty and Kanani, Nufus and Wardalia, Wardalia and Wardhono, Endarto Yudo (2021) Artikel_Effect of L-Lactic Acid Oligomer (OLLA) to Cassava Starch Ratio on Characteristics and Mechanical Properties of Blend Film. AIP Conference Proceedings. ISSN Online ISSN 1551-7616 ; Print ISSN 0094-243X