00623naa#a2200169#i#450# EN\\bibl\51363 20240920085129.5 2223-9987 20220623b2022####ek#y0engy0150####ca RU Digital Communication Channels As a Tool for Information and Reference Service Modeling Journal article Saint-Petersburg FSBEI HE "Emperor Alexander I St. Petersburg State Transport University" 2022 13 с. Journal article local Оказание прочих услуг. 656.072.67 Ul'yanickaya Viktoriya Igorevna atjournal.ru