KAUR, G. .; KUMAR, A. . Multi-level Image Enhancement for Text Recognition System using Hybrid Filters. International Journal of Intelligent Systems and Applications in Engineering, [S. l.], v. 11, n. 6s, p. 816 –, 2023. Disponível em: https://ijisae.org/index.php/IJISAE/article/view/2916. Acesso em: 22 jul. 2024.