ADAMENKO, O. V. «Mass opened» and «traditional» distance courses comparative description through the prism of experience of participant. CTE Workshop Proceedings, Kryvyi Rih, Ukraine, v. 2, p. 100–110, 2014. DOI: 10.55056/cte.194. Disponível em: https://acnsci.org/journal/index.php/cte/article/view/194.. Acesso em: 12 jun. 2025.