Efficiency of Wastewater Discharge Sanctions Discharges in Michoacán, México (2022). A Study Using Data Envelopment Analysis (DEA) with the Presence of Bad Outputs. KAWSAYPACHA [Internet]. 2025 Nov. 7 [cited 2026 Sep. 19];(16). Available from: https://revistas.pucp.edu.pe/index.php/Kawsaypacha/article/view/29688