@article{JMLR:v19:17-084,
  author  = {Sanvesh Srivastava and Cheng Li and David B. Dunson},
  title   = {Scalable Bayes via Barycenter in Wasserstein Space},
  journal = {Journal of Machine Learning Research},
  year    = {2018},
  volume  = {19},
  number  = {8},
  pages   = {1--35},
  url     = {http://jmlr.org/papers/v19/17-084.html}
}