Gozan, Misri and Kamilah, Farhah and Whulanza, Yudan and Rahmayetty, Rahmayetty (2018) Artikel_Optimization of Lactide synthesis from Lactic Acid in biorefinery of palm oil waste using Response Surface Methodology. IOP Conference Series: Materials Science and Engineering. ISSN Online ISSN 1757-899X ; Print ISSN: 1757-8981