RICHARD, B. The psycho-emotional effects of extra lessons among urban day secondary school learners. Sprin Journal of Arts, Humanities and Social Sciences, [S. l.], v. 1, n. 01, p. 1–12, 2022. DOI: 10.55559/sjahss.v1i01.1. Disponível em: https://sprinpub.com/sjahss/article/view/sjahss-1-1-1-12. Acesso em: 3 jul. 2024.