The use of CeO2-Co3O4 oxides as a catalyst for the reduction of N2O emission Maria Rajska, Bartosz Wójtowicz, Łukasz Klita, Łukasz Zych and Rafał Zybała E3S Web Conf., 10 (2016) 00130 Published online: 17 October 2016 DOI: 10.1051/e3sconf/20161000130