1. F. Tietz, Proceedings of the Sixth European Fuel Cell Forum (Ed. M. Mogensen), The European Fuel Cell Forum, Oberrohrdorf, Switzerland, 2004, p. 289.
2. R. Barfod, S. Koch, Y.-L. Liu, P. H. Larsen, P. V. Hendriksen, Proceedings of the international symposium on Solid Oxide Fuel Cells VIII (SOFC VIII), (Eds. S. C. Singhal, M. Dokiya), The Electrochemical Society INC., Pennington NJ., USA, 2003, p. 1158.
3. S. Linderoth, M. Mogensen, Proceedings of the Fourth European Solid Oxide Fuel Cell Forum, (Ed. A. J. McEvoy), European Solid Oxide Fuel Cell Forum, Oberrohrdorf, Switzerland, 2000, p. 141.
4. M. Mogensen, P. V. Hendriksen, K. K. Hansen, Proceedings of the Fifth European Solid Oxide Fuel Cell Forum, (Ed. J. Hullinger), European Solid Oxide Fuel Cell Forum, Oberrohrdorf, Switzerland, 2002, p. 893.
5. M. Mogensen, P. V. Hendriksen, B. Kindl, S. Linderoth, P. H. Larsen, C. Bagger, Proceedings of the Sixth International Symposium on Solid Oxide Fuel Cells (SOFC-VI), (Eds. M. Dokiya, S. C. Singhal), The Electrochemical Society INC., Pennington NJ., USA, 1999, p. 904.