S, W.; PRADANA, M. K-Means Clustering Symptoms of Covid-19 Positive in Indonesia. Jurnal Mantik, [S. l.], v. 5, n. 2, p. 1341-1347, 2021. Disponível em: https://iocscience.org/ejournal/index.php/mantik/article/view/1482. Acesso em: 2 sep. 2026.