@article{unsupervisedfeaturelearningforonline,
  title = {Unsupervised Feature Learning for Online Voltage Stability Evaluation and Monitoring Based on Variational Autoencoder},
  year = {2020},
  eprint = {1808.05762},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1808.05762v3},
}