@article{sizematterscardinalityconstrained,
  title = {Size Matters: Cardinality-Constrained Clustering and Outlier Detection via Conic Optimization},
  author = {Napat Rujeerapaiboon and Kilian Schindler and Daniel Kuhn and Wolfram Wiesemann},
  year = {2017},
  eprint = {1705.07837},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1705.07837v3},
}