DEAN, Alice; EVANS, William; GETHNER, Ellen; LAISON, Joshua; SAFARI, Mohammad Ali; TROTTER, William. Bar k-Visibility Graphs. Journal of Graph Algorithms and Applications, [S. l.], v. 11, n. 1, p. 45–59, 2007. DOI: 10.7155/jgaa.00136. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper136. Acesso em: 30 jun. 2024.