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]

Abstract

Abstract is missing.