I. Istiadi, Emma Budi Sulistiarini, Rudy Joegijantoro, and Dedi Usman Effendy, “Infectious Disease Expert System Using Dempster Shafers With Recommendations for Health Services”, J. RESTI (Rekayasa Sist. Teknol. Inf.) , vol. 4, no. 1, pp. 17 - 27, Feb. 2020.