Xiucui Guan, Jianzhong Zhang. Improving multicut in directed trees by upgrading nodes. European Journal of Operational Research, 183(3):971-980, 2007. [doi]
@article{GuanZ07:2,
title = {Improving multicut in directed trees by upgrading nodes},
author = {Xiucui Guan and Jianzhong Zhang},
year = {2007},
doi = {10.1016/j.ejor.2005.12.044},
url = {http://dx.doi.org/10.1016/j.ejor.2005.12.044},
researchr = {https://researchr.org/publication/GuanZ07%3A2},
cites = {0},
citedby = {0},
journal = {European Journal of Operational Research},
volume = {183},
number = {3},
pages = {971-980},
}