5.
Sediva, Z., Jevic, P., Prikryl, M: Emissions and efficiency of heat water combustion boilers up to 25 kW for solid biofuels with both automated and hand stocked. In. The 4th Research and Development Conference of Central and Eastern European Institutes of Agricultural Engineering. Moscow, VIESCH, May 12-13, 2005, s. 118-127.