00529naa#a2200169#i#450# EN\\bibl\1781 20241124171316.7 2308-8877 20140414b2014####ek#y0engy0150####ca RUS RU Steam conversion of charcoal Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 4 с. Journal article local Sattarova Z. naukaru.ru