Semenikhina, Olena V., Maryna G. Drushliak, and Yurii V. Khvorostina. “USE OF GEOGEBRA CLOUD SERVICE IN FUTURE MATH TEACHERS’ TEACHING”. Information Technologies and Learning Tools 73, no. 5 (October 22, 2019): 48–66. Accessed May 1, 2024. https://journal.iitta.gov.ua/index.php/itlt/article/view/2500.