@inproceedings{treestructuredgaussianprocess,
  title = {Tree-structured Gaussian Process Approximations},
  author = {Thang D. Bui and Richard E. Turner},
  year = {2014},
  booktitle = {NeurIPS 2014 12},
  url = {http://papers.nips.cc/paper/5459-tree-structured-gaussian-process-approximations},
}