@InProceedings{rbf-cautious-greedy,
  author =	 {David Barbella and George Kachergis and David
                  Liben-Nowell and Anna Sallstrom and Ben Sowell},
  title =	 {Depth of Field and Cautious-Greedy Routing in Social
                  Networks},
  booktitle =	 {Proceedings of the 18th International Symposium on
                  Algorithms and Computation (ISAAC'07)},
  year =	 2007,
  month =	 dec,
  pages =	 {574--586}
}