BibTex format
@article{Crowder:2007:10.1016/j.ejor.2006.08.062,
author = {Crowder, M and Hand, DJ and Krzanowski, W},
doi = {10.1016/j.ejor.2006.08.062},
journal = {EUROPEAN JOURNAL OF OPERATIONAL RESEARCH},
pages = {1550--1559},
title = {On optimal intervention for customer lifetime value},
url = {http://dx.doi.org/10.1016/j.ejor.2006.08.062},
volume = {183},
year = {2007}
}