Stefan Hougardy. On the integrality ratio of the subtour LP for Euclidean TSP. Oper. Res. Lett., 42(8):495-499, 2014. [doi]
@article{Hougardy14,
title = {On the integrality ratio of the subtour LP for Euclidean TSP},
author = {Stefan Hougardy},
year = {2014},
doi = {10.1016/j.orl.2014.08.009},
url = {http://dx.doi.org/10.1016/j.orl.2014.08.009},
researchr = {https://researchr.org/publication/Hougardy14},
cites = {0},
citedby = {0},
journal = {Oper. Res. Lett.},
volume = {42},
number = {8},
pages = {495-499},
}