Megawati, Megawati and Bahlawan, Ash Shiddieqy Bahlawan and Triwibowo, Bayu and Oktaviana, Lina Sahar and Utami, Anis Budi (2023) Production of Liquid Soap from Castor Oil and VCO with the Addition of Sorghum Tannins and Lemongrass Essential Oil as Anti-Bacterial Ingredients. Proceedings of the 6th Mechanical Engineering, Science and Technology International conference (MEST 2022). pp. 391-398. ISSN 2352-5401