ASLANYAN, L. H.; SAHAKYAN, H. A. Notes on Monotone Recognition in Multi-Valued Grids. Mathematical Problems of Computer Science, [S. l.], v. 52, p. 43–53, 2021. DOI: 10.51408/1963-0043. Disponível em: http://mpcs.sci.am/index.php/mpcs/article/view/32. Acesso em: 3 may. 2024.