@article{estimatingorpropagatinggradientsthrough,
  title = {Estimating or Propagating Gradients Through Stochastic Neurons},
  author = {Yoshua Bengio},
  year = {2013},
  eprint = {1305.2982},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1305.2982v1},
}