Bogachkov , Yurii M., Antonina V. Bukach, and Pavlo S. Ukhan. “GOOGLE CLASSROOM COMPLEX APPLICATION FOR CREATING VARIABLE DISTANCE COURSES ”. Information Technologies and Learning Tools 76, no. 2 (April 22, 2020): 290–303. Accessed May 3, 2024. https://journal.iitta.gov.ua/index.php/itlt/article/view/3338.