00493naa#a2200181#i#450# EN\RIOR\bibl\13462 20260222144034.7 2409-6024 20161102b2016####ek#y0engy0150####ca RUS RU Food security of a region: essence, factors, criteria Journal article Moscow Publishing Center RIOR 2016 5 с. Journal article local Kugusheva T Karmazin S buildprod.ru