00623naa#a2200169#i#4500001001500000005001700015011001400032100004100046102000700087200010900094210010100203215001100304608002700315675005700342700003700399856001700436EN\\bibl\5136320241110102111.7##a2223-9987##a20220623b2022####ek#y0engy0150####ca##aRU1#aDigital Communication Channels As a Tool for Information and Reference Service ModelingeJournal article1#aSaint-PetersburgcFSBEI HE "Emperor Alexander I St. Petersburg State Transport University"d2022##a13 с.##aJournal article2local##aОказание прочих услуг. 656.072.67#1aUl'yanickayagViktoriya Igorevna4#aatjournal.ru