Chindianto A, Oktiviani D, Sya’Ban Triaji H, Hari Isnanto M. Analisa Sistem Pakar Diagnosa Penyakit Covid-19 Berbasis Online Menggunakan Metode Backward Chaining . MANEKIN [Internet]. 2022 Sep. 30 [cited 2024 Nov. 26];1(1 : September):24-7. Available from: https://journal.mediapublikasi.id/index.php/manekin/article/view/1317