BLAKE, Richard E. Symbolic approximation for computer vision. Nonlinear Analysis: Modelling and Control, [S. l.], v. 3, n. 1, p. 31–41, 1998. DOI: 10.15388/NA.1998.3.0.15255. Disponível em: https://www.zurnalai.vu.lt/nonlinear-analysis/article/view/15255. Acesso em: 17 jun. 2025.