Refael Hassin, Shlomi Rubinstein. On the complexity of the ::::k::::-customer vehicle routing problem. Oper. Res. Lett., 33(1):71-76, 2005. [doi]
@article{HassinR05,
title = {On the complexity of the ::::k::::-customer vehicle routing problem},
author = {Refael Hassin and Shlomi Rubinstein},
year = {2005},
doi = {10.1016/j.orl.2004.04.003},
url = {http://dx.doi.org/10.1016/j.orl.2004.04.003},
tags = {routing},
researchr = {https://researchr.org/publication/HassinR05},
cites = {0},
citedby = {0},
journal = {Oper. Res. Lett.},
volume = {33},
number = {1},
pages = {71-76},
}