@inproceedings{onaconnectionbetweenimportancesampling,
  title = {On a Connection between Importance Sampling and the Likelihood Ratio Policy Gradient},
  author = {Tang Jie and Pieter Abbeel},
  year = {2010},
  booktitle = {NeurIPS 2010 12},
  url = {http://papers.nips.cc/paper/3922-on-a-connection-between-importance-sampling-and-the-likelihood-ratio-policy-gradient},
}