TY JOUR TI Analysis of methodologies for assessing physical, mechanical and thermal characteristics of wood pellets KW moisture KW gas KW ash content KW test KW technique KW equipment KW pellet KW density KW size KW content KW accuracy JO Forestry Engineering Journal AU Zotova, E.. AU Safonov, A.O. PY 2014 IS 4 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov