@article{JMLR:v8:johnson07a,
  author  = {Rie Johnson and Tong Zhang},
  title   = {On the Effectiveness of Laplacian Normalization for Graph Semi-supervised Learning},
  journal = {Journal of Machine Learning Research},
  year    = {2007},
  volume  = {8},
  number  = {53},
  pages   = {1489--1517},
  url     = {http://jmlr.org/papers/v8/johnson07a.html}
}