00669naa#a2200181#i#4500001001500000005001700015011001400032100004100046102000700087200008300094210005800177215001000235608002700245675012700272700003600399700003100435856002100466EN\\bibl\7284520240603211732.1##a2073-5537##a20231226b2023####ek#y0engy0150####ca##aRU1#aClosed supply chains formation problems in a cyclical economyeJournal article1#aAstrakhancAstrakhan State Technical Universityd2023##a4 с.##aJournal article2local##aЭкономическая политика. Управление и планирование в экономике. 338.2#1aBukrinskayagElvira Mansurovna #1aLipatovagOlga Nikolaevna 4#avestnik.astu.org