@article{apopulationbackgroundfornonparametric,
  title = {A Population Background for Nonparametric Density-Based Clustering},
  author = {José E. Chacón},
  year = {2014},
  eprint = {1408.1381},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1408.1381v2},
}