00464naa#a2200157#i#450# EN\\bibl\82913 20241127001200.3 2221-3260 20240430b2024####ek#y0engy0150####ca RU Calculation of wholesale and retail prices Journal article Yaroslavl Yaroslavl State Technical University 2024 12 с. Journal article local Rossinskiy Viktor Petrovich chemintech.ru