Fuentes-Alvarez, Ruben, Mariel Alfaro-Ponce, Fanny Alvarado, Jessica Aidee Mora-Galvan, Rita Q. Fuentes-Aguilar, and Ivan Matehuala Moran. “Full-Face Mask Adapter As COVID-19 Personal Protective Equipment: Design, Tests and Validation”. IEEE Latin America Transactions 19, no. 6 (June 8, 2021): 986–993. Accessed October 16, 2021. https://latamt.ieeer9.org/index.php/transactions/article/view/4373.