Nau, Angélica Luciana, Saimon Boca Santa, Ivonete Teresinha Buss Heidemann, Maria da Glória Moura, e Laura Castillo. 2013. “Sexual Education for Adolescents in freire’s Perspective through Culture Circles”. Rev Rene 14 (5). https://periodicos.ufc.br/rene/article/view/3611.