00616naa#a2200169#i#450# EN\RIOR\bibl\57028 20241226041955.4 2500-1469 20220726b2022####ek#y0engy0150####ca RU Competitiveness of pig-breeding agro-industrial formations: the state and factors of its provision Journal article Moscow Publishing Center RIOR 2022 8 с. Journal article local Экономика. Народное хозяйство. Экономические науки. 33 Vitkalova Svetlana Olegovna zh-szf.ru