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