Antonio Velázquez, Juan Alberto, Leopoldo Gil Antonio, Héctor Caballero Hernández, and Daniel Cervantes Ambriz. 2024. “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 37 (2):103-21. https://doi.org/10.5377/nsj.v37i2.18768.