МАРТЬЯНОВА, Г. М. METHOD OF PROJECTS IN EXTRACURRICULAR VOCAL AND CHORAL ACTIVITIES OF ADOLESCENTS. Pedagogy of Higher and Secondary Education, Kryvyi Rih, Ukraine, v. 31, p. 37–46, 2011. DOI: 10.31812/educdim.4643. Disponível em: https://journal.kdpu.edu.ua/ped/article/view/4643. Acesso em: 3 nov. 2024.