@inproceedings{clusteringsparsegraphs,
  title = {Clustering Sparse Graphs},
  author = {Yudong Chen and Sujay Sanghavi and Huan Xu},
  year = {2012},
  booktitle = {NeurIPS 2012 12},
  url = {http://papers.nips.cc/paper/4739-clustering-sparse-graphs},
}