Lucas de Oliveira, Cid C. de Souza, Tallys H. Yunes. Improved bounds for the traveling umpire problem: A stronger formulation and a relax-and-fix heuristic. European Journal of Operational Research, 236(2):592-600, 2014. [doi]
@article{OliveiraSY14,
title = {Improved bounds for the traveling umpire problem: A stronger formulation and a relax-and-fix heuristic},
author = {Lucas de Oliveira and Cid C. de Souza and Tallys H. Yunes},
year = {2014},
doi = {10.1016/j.ejor.2013.12.019},
url = {http://dx.doi.org/10.1016/j.ejor.2013.12.019},
researchr = {https://researchr.org/publication/OliveiraSY14},
cites = {0},
citedby = {0},
journal = {European Journal of Operational Research},
volume = {236},
number = {2},
pages = {592-600},
}