@article{constrained1spectralclustering,
  title = {Constrained 1-Spectral Clustering},
  author = {Syama Sundar Rangapuram and Matthias Hein},
  year = {2015},
  eprint = {1505.06485},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1505.06485v1},
}