Cantor, J. E., G. A. Montoya, and C. Lozano-Garzon. “Establishing Best Pedestrian Paths Considering SARS-CoV-2 Contagions: Mathematical Optimization Model and Mobile Application Approach”. ParadigmPlus, Vol. 2, no. 3, Dec. 2021, pp. 14-36, https://journals.itiud.org/index.php/paradigmplus/article/view/26.