CHERNYSHOVA, Olena; TOKMYLENKO, Tetyana. Summer school: a non-formal way to tackle education challenges. Educational Dimension, Kryvyi Rih, Ukraine, v. 3, p. 267–284, 2020. DOI: 10.31812/educdim.v55i0.3942. Disponível em: https://acnsci.org/journal/index.php/ed/article/view/470.. Acesso em: 26 oct. 2025.