FEDORENKO, Elena H.; VELYCHKO, Vladyslav Ye.; OMELCHENKO, Svitlana O.; ZASELSKIY, Vladimir I. Learning free software using cloud services. CTE Workshop Proceedings, Kryvyi Rih, Ukraine, v. 7, p. 487–499, 2020. DOI: 10.55056/cte.387. Disponível em: https://acnsci.org/journal/index.php/cte/article/view/387.. Acesso em: 17 nov. 2025.