00635naa#a2200169#i#450# EN\\bibl\9119 20240617000826.1 20230216b2023####ek#y0engy0150####ca RU THE ECONOMIC FEASIBILITY OF EXPANDING THE RANGE OF SPECIALIZED MEALS FOR SCHOOL MEALS Conference article/thesis Kemerovo Kemerovo State University 2023 2 с. Conference article/thesis local Экономика. Народное хозяйство. Экономические науки. 33 Mayurnikova Larisa A. Vasilyuk N. V. vestnik-hss.kemsu.ru