00591naa#a2200181#i#4500001002200000005001700022011001400039100004100053101000800094102000700102200010100109210005100210215001000261608002700271675007100298700002500369856001500394EN\INFRA-M\bibl\2909320260227164442.5##a2587-9111##a20190703b2019####ek#y0engy0150####ca0#aRUS##aRU1#aOptimization of the Capital Structure of Telecommunications Companies in RussiaeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2019##a9 с.##aJournal article2local##aЭкономика. Экономические науки. 33zRUS#1aFilonovagYelyena S.4#anaukaru.ru