The Ecosystemic school discourse: Analysis of 2018-2020 PNLD biology textbooks. Rev. Int. de Pesq. em Didática das Ciências e Matemática (RevIn) [Internet]. 2023 Jul. 6 [cited 2026 Feb. 19];:e023010. Available from: https://periodicoscientificos.itp.ifsp.edu.br/index.php/revin/article/view/1067