Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Giuliano Tirenni and Abderrahim Labbi and Cesar Berrospi and André Elisseeff and Timir Bhose and Kari Pauro and Seppo Pöyhönen,The 2005 ISMS Practice Prize Winner—Customer Equity and Lifetime Management (CELM) Finnair Case Study,Marketing Science,0732-2399,Institute for Operations Research and the Management Sciences (INFORMS),2007-07,26,4,553-565,https://cir.nii.ac.jp/crid/1363670321277426944,https://doi.org/10.1287/mksc.1060.0249