00610naa#a2200169#i#450# EN\\bibl\121168 20260508120836.5 2782-4586 20260308b2026####ek#y0engy0150####ca RU Digital transformation of public services: analysis of the effectiveness of the "Gosuslugi" portal Journal article Moscow ITBO University 2026 6 с. Journal article local Экономические науки в целом. Политическая экономия. 330 Supranovich Aleksey Dmitrievich zhpi.ru