KYCHAY, T. ECOLOGICAL TEACHER TRAINING AND ESSENCE ENVIRONMENTAL EDUCATION. Pedagogy of Higher and Secondary Education, Kryvyi Rih, Ukraine, v. 21, p. 125–131, 2008. DOI: 10.31812/educdim.6654. Disponível em: https://journal.kdpu.edu.ua/ped/article/view/6654. Acesso em: 23 dec. 2024.