@inproceedings{directedgraphembeddinganalgorithmbased,
  title = {Directed Graph Embedding: an Algorithm based on Continuous Limits of Laplacian-type Operators},
  author = {Dominique C. Perrault-Joncas and Marina Meila},
  year = {2011},
  booktitle = {NeurIPS 2011 12},
  url = {http://papers.nips.cc/paper/4282-directed-graph-embedding-an-algorithm-based-on-continuous-limits-of-laplacian-type-operators},
}