Node-Deletion NP-Complete Problems

@article{Krishnamoorthy1979NodeDeletionNP,
  title={Node-Deletion NP-Complete Problems},
  author={Mukkai S. Krishnamoorthy and Narsingh Deo},
  journal={SIAM J. Comput.},
  year={1979},
  volume={8},
  pages={619-625}
}