A Review of Contact Tracing Approaches for Controlling COVID-19 Pandemic. Global Journal of Computer Science and Technology, [S. l.], v. 21, n. H1, p. 31–38, 2021. DOI: 10.34257/GJCSTHVOL21IS1PG31. Disponível em: https://testing.computerresearch.org/index.php/computer/article/view/2014. Acesso em: 3 feb. 2026.