00463naa#a2200181#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200002000102210003700122215001000159608002700169675003700196700003300233856001500266EN\\bibl\7498820241106054802.3##a2413-046X##a20190425b2019####ek#y0engy0150####ca0#aRUS##aRU1#eJournal article1#aMoscowcElectronic scienced2019##a0 с.##aJournal article2local##aМаркетинг. 339.138zRUS#1aKushkovgEvgeniy Alekseevich4#aecience.ru