@article{JMLR:v17:15-290,
  author  = {Pierre Alquier and James Ridgway and Nicolas Chopin},
  title   = {On the properties of variational approximations of Gibbs posteriors},
  journal = {Journal of Machine Learning Research},
  year    = {2016},
  volume  = {17},
  number  = {236},
  pages   = {1--41},
  url     = {http://jmlr.org/papers/v17/15-290.html}
}