Determination of the Mathematical Dependence of the Black Liquor Density on the Dry Matter Content (High Yield Softwood Pulp) Journal title: Lesnoy Zhurnal (Russian Forestry Journal) Authors: Yu.V. Sevastyanova, Е.А. Toptunov, N.V. Shcherbak, P.V. Solntsev Subject(s): Technology, Forestry