Kukol А., Khomyak М., and Hryshanovych Т. “Development of Game Sudoku by Using the PyCharm Integrated Development Environment.”. COMPUTER-INTEGRATED TECHNOLOGIES: EDUCATION, SCIENCE, PRODUCTION, no. 42 (March 30, 2021): 152-157. Accessed April 12, 2025. https://cit.lntu.edu.ua/index.php/cit/article/view/236.