Vakaliuk, Tetiana A., Oleksii V. Chyzhmotria, Svitlana O. Didkivska, and Illia Linevych. “Development of a Web Service for Creating Tests Based on Text Analysis Using Natural Language Processing Technologies”. International Journal of Research in E-learning 9, no. 2 (December 5, 2023): 1–22. Accessed May 6, 2025. https://trrest.vot.pl/ojsus/index.php/IJREL/article/view/15762.