R. MRINDOKO, N.; M. MINGA, D. L. A Comparison Review of Indoor Positioning Techniques. International Journal of Computer (IJC), [S. l.], v. 21, n. 1, p. 42–49, 2016. Disponível em: https://ijcjournal.org/index.php/InternationalJournalOfComputer/article/view/606. Acesso em: 8 feb. 2023.