Blaho, Jozef, Jozef Víglasky, and Peter Horbaj. “Older Low-Efficient Boilers Brown Coal-Fired, Generated Emissions and Diffusion of Imissions”. Communications - Scientific letters of the University of Zilina 8, no. 2 (June 30, 2006): 75-80. Accessed April 6, 2026. http://journals.uniza.sk/index.php/communications/article/view/1195.