Riadi, Lieke and Widianto, Aloisiyus Yuli and Purwanto, Edy and Pono, Akso and Theresia, Ruth (2015) Synthesis Of Biodiesel From Waste Cooking Oil By Two Steps Process Transesterification And Ozonation. In: 4th International Conference on Chemical Science, 16-17 September 2015, Padang.
Riadi, Lieke and Widianto, Aloisiyus Yuli and Purwanto, Edy and Pono, Akso and Theresia, Ruth (2015) Synthesis of biodiesel from waste cooking oil by two steps process transesterification and ozonation. Journal of Chemical and Pharmaceutical Research, 7 (9S). pp. 17-21. ISSN 0975–7384