SUK, O. P. Acquiring and development of teachers’ e-competences in the system of qualification improvement. CTE Workshop Proceedings, Kryvyi Rih, Ukraine, v. 2, p. 62–66, 2014. DOI: 10.55056/cte.189. Disponível em: https://acnsci.org/journal/index.php/cte/article/view/189.. Acesso em: 17 aug. 2026.