@article{usinggraphsofclassifierstoimpose,
  title = {Using Graphs of Classifiers to Impose Declarative Constraints on Semi-supervised Learning},
  author = {Lidong Bing and William W. Cohen and Bhuwan Dhingra},
  year = {2017},
  eprint = {1703.01557},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1703.01557v2},
}