Gerke J, dos Santos SP. Alternation And its 50 Years: A Training Possibility of Countryside Educations. Rev. Bras. Educ. Camp. [Internet]. 19 déc. 2019 [cité 1 avr. 2025];4:e7292. Disponible à: https://periodicos.ufnt.edu.br/index.php/campo/article/view/7292