HARJAN, Ismail. Strengthening Fourth-Grade IPAS Learning Outcomes through Cooperative Learning: A Two-Cycle Classroom Action Research in Indonesia. Journal of Education and Teaching (JET), [S. l.], v. 1, n. 1, p. 44–65, 2026. Disponível em: https://terbaik.or.id/index.php/JETINDO/article/view/10. Acesso em: 6 aug. 2026.