Moratta NG, Silva CL da, Santoyo AH. ICMS-ecológico as a public policy instrument for the preservation of biodiversity: a study applied in small towns in Paraná, Brazil. S&N [Internet]. 2023 Dec. 14 [cited 2024 Nov. 5];36(1). Available from: https://seer.ufu.br/index.php/sociedadenatureza/article/view/70437