@conference{BauWilRas16,
  title = {Understanding Probabilistic Sparse Gaussian Process Approximations},
  booktitle = {Advances in Neural Information Processing Systems 29 (NIPS 2016)},
  pages = {1533--1541},
  editors = {D. D. Lee, M. Sugiyama, U. V. Luxburg, I. Guyon, and R. Garnett},
  publisher = {Curran Associates, Inc.},
  month = dec,
  year = {2016},
  author = {Bauer, M. and van der Wilk, M. and Rasmussen, C. E.},
  url = {http://papers.nips.cc/paper/6477-understanding-probabilistic-sparse-gaussian-process-approximations.pdf},
  month_numeric = {12}
}