00660naa#a2200181#i#4500001002200000005001700022011001400039100004100053102000700094200013100101210005100232215001000283608002700293675007300320700003300393700003700426856001500463EN\INFRA-M\bibl\3950320240724235623.3##a2306-1731##a20200921b2020####ek#y0engy0150####ca##aRU1#aMethodological Features of Preparation for Solving Economic Problems of the Unified State Exam in MathematicseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2020##a7 с.##aJournal article2local##aСтатистика. Демография. Социология. 31#1aVlasovgDmitriy Anatol'evich#1aSinchukovgAleksandr Valer'evich4#anaukaru.ru