Vargas D, Galvis B, Durán V. NANOPARTICLES MEASUREMENT IN ELECTRIC, GAS, AND DIESEL BUSES IN BOGOTÁ COLOMBIA MASS TRANSPORTATION SYSTEM. TEC [Internet]. 2026 May 8 [cited 2026 Jun. 11];19(36):10-2. Available from: https://revistas.ecci.edu.co/index.php/tecciencia/article/view/200