00600naa#a2200169#i#450# EN\RIOR\bibl\93621 20250208210006.6 2500-1469 20250204b2025####ek#y0engy0150####ca RU The mechanism of increasing the efficiency of economic activity in vertically integrated agro-industrial structures Journal article Moscow Publishing Center RIOR 2025 10 с. Journal article local Агропромышленный комплекс. 338.436.33 Zvonareva Nataliya Sergeevna riorpub.com