Zerwina, S., Y. Yupianti, and H. Aspriyono. “Expert System to Diagnose Dental Impaction Disease Using Certainty Factor Method”. Jurnal Media Computer Science, Vol. 1, no. 1, Jan. 2022, pp. 31–36, https://jurnal.unived.ac.id/index.php/jmcs/article/view/1911.