MIRUMYAN, A. K. Some Simplification of Complete System of Transformations for Proper Edge Colourings of Bipartite Graphs. Mathematical Problems of Computer Science, [S. l.], v. 23, p. 32–35, 2004. Disponível em: http://mpcs.sci.am/index.php/mpcs/article/view/584. Acesso em: 18 may. 2024.