00519naa#a2200169#i#450# EN\\bibl\4337 20250206205634.4 1992-5980 20141231b2014####ek#y0engy0150####ca RUS RU METHOD FOR GENERATOR FREQUENCY EVALUATION UNDER UNPREDICTABLE CHANGES IN MEASUREMENT INTERVAL SIZE Journal article rostov on don Don state technical University 2014 7 с. Journal article local Safaryan Olga zh-szf.ru