@article{oai:barrel.repo.nii.ac.jp:00000056,
 author = {Ishii, Toshimasa and Nagamochi, Hiroshi and Ibaraki, Toshihide},
 issue = {1},
 journal = {Journal of Combinatorial Optimization},
 month = {Mar},
 pages = {35--77},
 title = {Optimal augmentation of a 2-vertex-connected multigraph to a k-edge-connected and 3-vertex-connected multigraph},
 volume = {4},
 year = {2000}
}