@PhDThesis{liben-nowell:thesis,
  author = 	 {David Liben-Nowell},
  title = 	 {An Algorithmic Approach to Social Networks},
  school = 	 {Massachusetts Institute of Technology},
  year = 	 2005,
  type =	 {{Ph.D.} Thesis},
  address =	 {Electrical Engineering and Computer Science Department},
  month =	 jun
}