IMPROVEMENT IN ADOLESCENTS’ LISTENING SKILLS, SPEECH ARTICULATION, AND MUSICAL COLLABORATION THROUGH THE HARMONI MUSIC AND VOCAL TRAINING MODEL. Pedagogic Research-Applied Literacy Journal , [S. l.], v. 3, n. 2, p. 105–112, 2026. DOI: 10.70574/4phpz506. Disponível em: https://paraplu.sapublisher.com/index.php/paraplu/article/view/137.. Acesso em: 19 may. 2026.