Castellanos, Luis Marcos, Hernan Hernandez-Herrera, Jorge I. Silva-Ortega, Vicente Leonel Martínez Diaz, and Zaid García Sanchez. “Potential Energy Savings and CO2 Emissions Reduction in Colombia Compressed Air Systems”. International Journal of Energy Economics and Policy 9, no. 6 (October 4, 2019): 71–78. Accessed April 26, 2024. https://www.econjournals.com/index.php/ijeep/article/view/8084.