ZIMNIAK, M.; FLIEGE, J.; BENN, W. A New Approach to Cluster Visualization Methods Based on Self-Organizing Maps. Applied Science and Engineering Progress, [S. l.], v. 4, n. 4, p. 61–68, 2013. Disponível em: https://ph02.tci-thaijo.org/index.php/ijast/article/view/67354. Acesso em: 10 dec. 2025.