@article{JMLR:v16:nikulin15a,
  author  = {Vladimir Nikulin},
  title   = {Strong Consistency of the Prototype Based Clustering in Probabilistic Space},
  journal = {Journal of Machine Learning Research},
  year    = {2015},
  volume  = {16},
  number  = {25},
  pages   = {775--785},
  url     = {http://jmlr.org/papers/v16/nikulin15a.html}
}