UNGUREANU, Laura. Teaching Mathematics - Online versus Offline. Journal of Research in Educational Sciences, [S.l.], v. 11, n. 1, p. 30-35, dec. 2020. ISSN 2068-8407. Available at: <https://journals.aserspublishing.eu/jres/article/view/6004>. Date accessed: 15 nov. 2024. doi: https://doi.org/10.14505//jres.v11.13.04.