Salman R, Ekstedt F, Damaschke P. Branch-and-Bound for the Precedence Constrained Generalized Traveling Salesman Problem. SOCS [Internet]. 2021 Sep. 1 [cited 2026 May 7];11(1):137-8. Available from: https://ojs.aaai.org/index.php/SOCS/article/view/18520