00450naa#a2200169#i#450# EN\\bibl\73343 20241123155937.6 1019-8946 20230124b2023####ek#y0engy0150####ca RUS RU Russian ice cream market Journal article Kemerovo Kemerovo State University 2023 2 с. Journal article local Yashin Gennady A. vestnik-pses.kemsu.ru