LDR 00519naa#a2200169#i#450# 001 EN\\bibl\101859 005 20250829192235.5 011 ## _a2588-0209 100 ## _a20201225b2020####ek#y0engy0150####ca 102 ## _aRU 200 1# _aFORMATION OF A REGIONAL CLUSTER TO ENSURE SUSTAINABLE DEVELOPMENT OF THE SOCIAL, ENVIRONMENTAL AND ECONOMIC SYSTEM OF THE PENZA REGION _eJournal article 210 1# _aMoscow _cElectronic science _d2020 215 ## _a0 с. 608 ## _aJournal article _2local 700 #1 _a _g 700 #1 _a _g 856 4# _amshj.ru _u