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 Kasutuselt kõrvaldatud personaalarvutites sisalduvate trükiplaadimaterjalide ringlussevõttKers, Jaan; Vilsaar, Kristiina; Tall, Kaspar; Laurmaa, ViktorKeskkonnatehnika2009 / 4, lk. 32-35 : 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 Mechanical recycling of electronic wastes for materials recoveryLaurmaa, Viktor; Kers, Jaan; Tall, Kaspar; Mikli, Valdek; Goljandin, Dmitri; Vilsaar, Kristiina; Peetsalu, Priidu; Saarna, Mart; Tarbe, Riho; Zhang, LifengRecycling of electronic waste II : proceedings of the second symposium2011 / p. 3-10 Recovery of metallic materials from printed wiring boards by green pyrolysis processLuyima, Alex; Zhang, Lifeng; Kers, Jaan; Laurmaa, ViktorMaterials science = Medžiagotyra2012 / p. 238-242 : ill https://www.researchgate.net/publication/268386159_Recovery_of_Metallic_Materials_from_Printed_Wiring_Boards_by_Green_Pyrolysis_Process Recovery of metallic materials from printed wiring boards by green pyrolysis processLuyima, A.; Shi, H.; Zhang, Lifeng; Schumann, T.; Kers, Jaan; Laurmaa, Viktor; Goljandin, Dmitri; Mikli, Valdek20th International Baltic Conference Materials Engineering 2011, October 27-28, Kaunas, Lithuania : book of abstracts2011 / p. 57-58