MULTI CLASS STRESS DETECTION THROUGH HEART RATE VARIABILITY A DEEP NEURAL NETWORK BASED STUDY. International Journal of Marketing Management, [S. l.], v. 12, n. 2, p. 180–187, 2024. Disponível em: https://ijmm.in/index.php/ijmm/article/view/154. Acesso em: 17 oct. 2026.