@article{learningplanarisingmodels,
  title = {Learning Planar Ising Models},
  author = {Jason K. Johnson and Diane Oyen and Michael Chertkov and Praneeth Netrapalli},
  year = {2015},
  eprint = {1502.00916},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1502.00916v1},
}