@article{articlee4fe84ee,
title   = {Churn prediction in online games using players login records: frequency analysis approach},
author = {Castro, Emiliano Gonçalves de and Tsuzuki, Marcos de Sales Guerra},
year = {2015},
doi = {10.1109/TCIAIG.2015.2401979},
journal   = {IEEE Transactions on Computational Intelligence and AI in Games}
}