@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042218,
 author = {Kasahara, Hiroyuki and Shimotsu, Katsumi},
 month = {Oct},
 note = {application/pdf, 本文フィルはリンク先を参照のこと},
 title = {Nonparametric Identification and Estimation of the Number of Components in Multivariate Mixtures},
 year = {2012}
}