@article{asimplealgorithmforsemisupervised,
  title = {A Simple Algorithm for Semi-supervised Learning with Improved Generalization Error Bound},
  author = {Ming Ji and Tianbao Yang and Binbin Lin and Rong Jin and Jiawei Han},
  year = {2012},
  eprint = {1206.6412},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1206.6412v1},
}