CeTiO2N oxynitride perovskite: paramagnetic 14N MAS NMR without paramagnetic shifts. - Ma, Zili; Lu, Can; Chen, Jianhong; Rokicińska, Anna; Kuśtrowski, Piotr; Coridan, Robert; Dronskowski, Richard; Slabon, Adam; Jaworski, Aleksander (Zeitschrift für Naturforschung B: A Journal of Chemical Sciences, 2021)