@article{spectralclusteringviathepowermethod,
  title = {Spectral Clustering via the Power Method -- Provably},
  author = {Christos Boutsidis and Alex Gittens and Prabhanjan Kambadur},
  year = {2013},
  eprint = {1311.2854},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1311.2854v3},
}