Flores Gutiérrez J, Conde Velásquez ER, Carrillo Morales J, Canda JL, Cruz Sánchez S. Air quality evaluation at the National University of Engineering, august-september 2023. Higo [Internet]. 2023 Dec. 18 [cited 2024 Jul. 17];13(2):125-3. Available from: https://camjol.info/index.php/elhigo/article/view/17383