Sampe, M. Z., E. Ariawan, and I. W. Ariawan. “Predictive Analysis of Employee Loyalty: A Comparative Study Using Logistic Regression Model and Artificial Neural Network”. Journal of the Indonesian Mathematical Society, vol. 25, no. 3, Nov. 2019, pp. 325-3, doi:10.22342/jims.25.3.825.325-335.