EVILIYANIDA. MODEL PEMBELAJARAN KOOPERATIF. Visipena, [S. l.], v. 2, n. 1, p. 21–27, 2011. DOI: 10.46244/visipena.v2i1.36. Disponível em: https://ejournal.bbg.ac.id/index.php/visipena/article/view/36. Acesso em: 3 aug. 2026.