Persona, Leandro, Fernando Meloni, and Alessandra Alaniz Macedo. “A Lightweight Method for Almost Real-Time Recognition of Emotions through Facial Geometry With Normalized Landmarks”. Journal of the Brazilian Computer Society 31, no. 1 (May 19, 2025): 325–337. Accessed December 5, 2025. https://journals-sol.sbc.org.br/index.php/jbcs/article/view/4456.