KOSOVA, E. A. Distance course "Information systems and technology" for speciality "Tourism". CTE Workshop Proceedings, Kryvyi Rih, Ukraine, v. 2, p. 213–224, 2014. DOI: 10.55056/cte.211. Disponível em: https://acnsci.org/journal/index.php/cte/article/view/211.. Acesso em: 8 dec. 2024.