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Orinák, A.; Halás, L.; Amar, I.; Andersson, J.T.; Ádámova, M., Co-pyrolysis of polymethyl methacrylate with brown coal and effect on monomer production, Fuel, 2006, 85, 1, 12-18, https://doi.org/10.1016/j.fuel.2005.04.030 . [all data]