Koval, Oleksandr, and Mariia Umryk. “PRACTICAL EXPERIENCE IN IMPLEMENTING AN ORIGINAL EDUCATIONAL ONLINE PLATFORM IN THE EDUCATIONAL PROCESS OF A GENERAL SECONDARY EDUCATION INSTITUTION”. Physical and Mathematical Education, vol. 40, no. 1, Feb. 2025, pp. 34-41, https://doi.org/10.31110/fmo2025.v40i1-05.