E. C. Santana, “Neill: from gretna green creed to summerhill experience”, EIAE.RH, vol. 3, nº 2, p. 113–130, jan. 2017, Acesso em: jul. 09, 2026. Disponível em: https://revistahipotese.editoraiberoamericana.com/revista/article/view/265