ASIKIN, M. D. P.; NURHASANAH, Y. I. Implementasi Metode Backward Chaining Untuk Diagnosa Varian Covid-19. e-Proceeding FTI, [S. l.], 2024. Disponível em: https://eproceeding.itenas.ac.id/index.php/fti/article/view/3174. Acesso em: 6 feb. 2026.