00527naa#a2200169#i#450# EN\RIOR\bibl\8093 20240505161551.7 2409-6024 20151029b2015####ek#y0engy0150####ca RUS RU Planning of financial activities of an economic entity within the concept of adaptive system approach Journal article Moscow Publishing Center RIOR 2015 10 с. Journal article local Levchaev Petr Aleksandrovich riorpub.com