Altinakar, Sivan, Gilles Caporossi, and Alain Hertz. “Symmetry Breaking Constraints for the Minimum Deficiency Problem”. Journal of Graph Algorithms and Applications 21, no. 2 (January 1, 2017): 195–218. Accessed June 30, 2024. https://jgaa.info/index.php/jgaa/article/view/paper412.