00519naa#a2200169#i#4500001001600000005001700016011001400033100004100047102000700088200015600095210003700251215001000288608002700298700000600325700000600331856001200337EN\\bibl\10185920250904225612.4##a2588-0209##a20201225b2020####ek#y0engy0150####ca##aRU1#aFORMATION OF A REGIONAL CLUSTER TO ENSURE SUSTAINABLE DEVELOPMENT OF THE SOCIAL, ENVIRONMENTAL AND ECONOMIC SYSTEM OF THE PENZA REGIONeJournal article1#aMoscowcElectronic scienced2020##a0 с.##aJournal article2local#1g #1g 4#aiacj.ru