@article{JMLR:v10:rudin09b,
  author  = {Cynthia Rudin},
  title   = {The P-Norm Push: A Simple Convex Ranking Algorithm that Concentrates at the Top of the List},
  journal = {Journal of Machine Learning Research},
  year    = {2009},
  volume  = {10},
  number  = {78},
  pages   = {2233--2271},
  url     = {http://jmlr.org/papers/v10/rudin09b.html}
}