@article{onthediscrepancybetweenkleinbergs,
  title = {On the Discrepancy Between Kleinberg's Clustering Axioms and $k$-Means Clustering Algorithm Behavior},
  author = {Robert Kłopotek and Mieczysław Kłopotek},
  year = {2017},
  eprint = {1702.04577},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1702.04577v2},
}