Briquetting of municipal solid waste by different technologies in order to evaluate its quality and propertiesKrižan, Peter; Matuš, M.; Šooš, Lubomir; Kers, Jaan; Peetsalu, Priidu; Kask, Ülo; Menind, AndresAgronomy research2011 / p. 115-123 : ill Determination of physical, mechanical and burning characteristics of polymeric waste material briquettesKers, Jaan; Kulu, Priit; Aruniit, Aare; Laurmaa, Viktor; Križan, Peter; Šooš, Lubomir; Kask, ÜloEstonian journal of engineering2010 / p. 307-316 : ill Mechanical recycling of electronic wastes by high-energy disintegrator millsKers, Jaan; Goljandin, Dmitri; Adoberg, Eron; Laurmaa, Viktor; Križan, PeterTOP 2011 - Engineering of Environment Protection : Casta-Papiernicka, Slovakia, 14-16 June, 20112011 / p. 131-136 https://www.researchgate.net/publication/288401840_Mechanical_recycling_of_electronic_wastes_for_materials_recovery Optimal conditions for valuation of wood waste by briquettingMenind, Andres; Križan, Peter; Šooš, Lubomir; Matuš, M.; Kers, JaanProceedings of the 8th International Conference of DAAAM Baltic Industrial Engineering, 19-21st April 2012, Tallinn, Estonia. 12012 / p. 187-192 : ill