Effects of Audio and Tactile Biofeedback Based on EEG Attention Levels on University Students’ Relaxation. International Conference on Computers in Education, [S. l.], 2023. DOI: 10.58459/icce.2023.1031. Disponível em: https://library.apsce.net/index.php/ICCE/article/view/1031. Acesso em: 17 aug. 2025.