Basile Couëtoux, Laurent Gourvès, Jérôme Monnot, Orestis Telelis. Labeled Traveling Salesman Problems: Complexity and approximation. Discrete Optimization, 7(1-2):74-85, 2010. [doi]
@article{CouetouxGMT10,
title = {Labeled Traveling Salesman Problems: Complexity and approximation},
author = {Basile Couëtoux and Laurent Gourvès and Jérôme Monnot and Orestis Telelis},
year = {2010},
doi = {10.1016/j.disopt.2010.02.003},
url = {http://dx.doi.org/10.1016/j.disopt.2010.02.003},
researchr = {https://researchr.org/publication/CouetouxGMT10},
cites = {0},
citedby = {0},
journal = {Discrete Optimization},
volume = {7},
number = {1-2},
pages = {74-85},
}