Assessment of malicious tweets impact on stock market pricesIshikawa, Tatsuki; Ben Sassi, Imen; Ben Yahia, SadokResearch Challenges in Information Science : 15th International Conference, RCIS 2021, Limassol, Cyprus, May 11–14, 2021 : proceedings2021 / p. 330–346 https://doi.org/10.1007/978-3-030-75018-3_22 Conference Proceedings at Scopus Article at Scopus Article at WOS COVID-19’s impact on the quality of educational process and the academic performance as viewed by IT students : a case study in text miningDunajeva, Olga; Pentel, Avar; Maksimova, NataljaICL 2021: Mobility for Smart Cities and Regional Development - Challenges for Higher Education : proceedings of the 24th International Conference on Interactive Collaborative Learning (ICL2021). Vol. 12022 / p. 417-425 https://doi.org/10.1007/978-3-030-93904-5_42 Conference proceedings at Scopus Article at Scopus Article at WOS