The sum of root-leaf distance interdiction problem by upgrading edges/nodes on trees

Qiao Zhang, Xiucui Guan, Junhua Jia, Xinqiang Qian. The sum of root-leaf distance interdiction problem by upgrading edges/nodes on trees. J. Comb. Optim., 44(1):74-93, 2022. [doi]

@article{ZhangGJQ22,
  title = {The sum of root-leaf distance interdiction problem by upgrading edges/nodes on trees},
  author = {Qiao Zhang and Xiucui Guan and Junhua Jia and Xinqiang Qian},
  year = {2022},
  doi = {10.1007/s10878-021-00819-w},
  url = {https://doi.org/10.1007/s10878-021-00819-w},
  researchr = {https://researchr.org/publication/ZhangGJQ22},
  cites = {0},
  citedby = {0},
  journal = {J. Comb. Optim.},
  volume = {44},
  number = {1},
  pages = {74-93},
}