MUSTAFA, W. A.; YAZID, H. Background Correction using Average Filtering and Gradient Based Thresholding. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), [S. l.], v. 8, n. 5, p. 81–88, 2016. Disponível em: https://jtec.utem.edu.my/jtec/article/view/824. Acesso em: 9 may. 2024.