Ash fouling of boiler tubes and thermophysical properties of depositsOts, ArvoAdvances in Heat Transfer : proceedings of the Baltic Heat Transfer Conference : September 19-21, 2007. Volume 12007 / p. 323-339 : ill https://www.researchgate.net/publication/278309949_Ash_Fouling_of_Boiler_Tubes_and_Thermophysical_Properties_of_Deposits Ash fouling of boiler tubes and thermophysical properties of depositsOts, ArvoHandbook of Combustion. Volume 4, Solid fuels2010 / p. 533-555 https://onlinelibrary.wiley.com/doi/abs/10.1002/9783527628148.hoc069