An Efficient Facial Expression Recognition System Using Novel Image Classification by Comparing CNN over Res Net. Journal of Pharmaceutical Negative Results, [S. l.], p. 1622–1629, 2022. DOI: 10.47750/pnr.2022.13.S04.193. Disponível em: https://pnrjournal.com/index.php/home/article/view/1375.. Acesso em: 30 jun. 2026.