Prediksi Kerentanan Personal Terhadap Covid 19 dengan Menggunakan Pendekatan Graf. Jurnal Ilmiah Soulmath : Jurnal Edukasi Pendidikan Matematika, [S. l.], v. 9, n. 1, p. 47–56, 2021. DOI: 10.25139/smj.v9i1.3328. Disponível em: https://ejournal.unitomo.ac.id/index.php/mipa/article/view/3328. Acesso em: 16 jun. 2026.