Fitria, A., Trisunaryanti, W., Triyono and Santoso, I. (2024) “Synthesis, characterization and performance of Ni/mesoporous silica - NH\(_2\)/mesoporous silica and Ni-NH\(_2\)/mesoporous silica as bifunctional catalyst in one step conversion of waste palm oil to biodiesel”, Communications in Science and Technology, 9(2), pp. 430-441. doi: 10.21924/cst.9.2.2024.1483.