1. CICECO−Aveiro Institute of Materials,
Department of Materials and Ceramic Engineering, University of Aveiro, 3810-193 Aveiro, Portugal
2. Fuel Cell Group,
Thermal Processes Department, Institute of Power Engineering, Augustowka 36, 02-981 Warsaw, Poland
3. Institute of Solid State Chemistry, UB RAS, 91 Pervomayskaya Str., 620990 Yekaterinburg, Russia