Djuhana, Djuhana, et al. “Efek Aditif SiO2 Terhadap Suhu Sintering Keramik Alumina Dan Karakteristiknya”. Piston: Journal of Technical Engineering, vol. 2, no. 1, Sept. 2019, pp. 22-26, doi:10.32493/pjte.v2i1.3224.