Emel Kızılkaya Aydogan and  Mihrimah Ozmen and  Yılmaz Delice,  Cost Sensitive Feature Selection in Decision-Theoretic Rough Set Models for Customer Churn Prediction: The Case of Telecommunication Sector Customers.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2016, vol. 112(4). 1317 - 1321
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10004384.