Silva de Medeiros PI, Carvalho Roos N, Gondim D'Oliveira R, Rosa Carvalho A, da Costa Penha JA. LEARNING ECOLOGICAL CONCEPTS BEFORE-AFTER TRACKING IN ENVIRONMENTAL TRAIL. TI [Internet]. 2019 Sep. 6 [cited 2026 Oct. 7];9(1):31-42. Available from: https://teste.revistas.ufg.br/teri/article/view/51982