ANTONIO VELÁZQUEZ, Juan Alberto; GIL ANTONIO, Leopoldo; CABALLERO HERNÁNDEZ, Héctor; CERVANTES AMBRIZ, Daniel. Automatic detection of face with mask to prevent COVID contagion, using LBP algorithm embedded in Rasp-Berry Pi and use of audible alert. Nexo Scientific Journal, [S. l.], v. 37, n. 2, p. 103–121, 2024. DOI: 10.5377/nsj.v37i2.18768. Disponível em: https://camjol.info/index.php/NEXO/article/view/18768. Acesso em: 7 jan. 2025.