Li, Maozhen, and Zhijun Ding. “A Preface to the Special Issue on Emerging and Intelligent Information Services”. Computing and Informatics 39, no. 1-2 (January 28, 2022): 1–4. Accessed April 30, 2025. https://www.cai.sk/ojs/index.php/cai/article/view/2020_1-2_1.