00667naa#a2200169#i#450# EN\\bibl\8057 20240911170347.3 2308-8877 20151105b2015####ek#y0engy0150####ca RUS RU Statement of the problem of forecasting indicators of socio-economic development of voronezh region in the service sector method of matrix modeling Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2015 4 с. Journal article local Sibiryatkina Irina Valentinovna naukaru.ru