00594naa#a2200169#i#450# EN\RIOR\bibl\97373 20250509030416.5 2500-1469 20250506b2025####ek#y0engy0150####ca RU Actualization of key concepts of the information services market in the context of sanctions restrictions Journal article Moscow Publishing Center RIOR 2025 9 с. Journal article local Сфера услуг. Экономика сферы услуг. 338.46 Pribytkov Kirill Igorevich rusjm.ru