Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Abe Ko and Takahashi Yuichiro and Arai Hideki and Kanno Taishi and Kitazawa Kento and Komatsubara Sho and Sone Yoshihiro and Izumiya Satoshi and Yoshida Atsushi and Nagai Toshimasa and Akimoto Yoshitomo and Sakumura Takenori and Kamakura Toshinari,ANALYSIS OF CUSTOMER PURCHASE DATA USING A PROPORTIONAL HAZARD MIXTURE MODEL,Bulletin of the Computational Statistics of Japan,09148930,Japanese Society of Computational Statistics,2018,31,1,37-47,https://cir.nii.ac.jp/crid/1390001288125123584,https://doi.org/10.20551/jscswabun.31.1_37