@article{goodsemisupervisedvaerequirestighter,
  title = {Good Semi-supervised VAE Requires Tighter Evidence Lower Bound},
  author = {Haozhe Feng and Kezhi Kong and Tianye Zhang and Siyue Xue and Wei Chen},
  year = {2019},
  url = {https://openreview.net/forum?id=S1ejj64YvS},
}