Cornejo Ramón JG, Cárdenas Cifuentes M. The "Polluter Pays" Principle Applied to Micro, Small and Medium Enterprises in Ecuador, is it Efficient? IU [Internet]. 2021 Jun. 15 [cited 2026 Sep. 5];27(27):13. Available from: https://revistas.usfq.edu.ec/index.php/iurisdictio/article/view/1824