Lesmana RR. IMPLEMENTASI METODE CERTAINTY FACTOR BERBASIS WEB PADA APLIKASI REKOMENDASI DIAGNOSA KASUS COVID-19. JITKOM [Internet]. 2021 Aug. 3 [cited 2026 Jun. 3];5(2):312-20. Available from: https://publikasi.mercubuana.ac.id/index.php/jitkom/article/view/10157