FRANCHUK, N. P. Modern educational environment. CTE Workshop Proceedings, Kryvyi Rih, Ukraine, v. 4, p. 7–11, 2017. DOI: 10.55056/cte.317. Disponível em: https://acnsci.org/journal/index.php/cte/article/view/317.. Acesso em: 24 jun. 2026.