Analysis of fuzzy logic methods for forecasting customer churn - Andrii Papa; Yevhen Shemet; Andrii Yarovyi (Technology audit and production reserves, 2021)
10.15587/2706-5448.2021.225285; 10.15587/2706-5448.2021.225285; 2943943-7; 2706-5448; Technology audit and production reserves; 1031759115