00577naa#a2200169#i#450# EN\\bibl\125713 20260624032705.3 3034-4689 20260601b2026####ek#y0engy0150####ca RU AN INFORMATION SYSTEM FOR MANAGING PERSONNEL TURNOVER USING MACHINE LEARNING TECHNOLOGIES (USING RUSSIAN RAILWAYS AS AN EXAMPLE) Journal article Kazan Kazan National Research Technological University 2026 6 с. Journal article local Kalyashina A. V. Smirnov Yu. N. vestniktu.ru