@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042030,
 author = {Abe, Makoto},
 month = {Jan},
 note = {application/pdf, 本文フィルはリンク先を参照のこと},
 title = {Counting Your Customers One by One: A Hierarchical Bayes Extension to the Pareto/NBD Model},
 year = {2008}
}