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2. N. Christiansen, S. Kristensen, H. H. Larsen, P. H. Larsen, P. V. Hendriksen, M. Mogensen, S. Linderoth, Proc. 6th Europ. Fuel Cell Forum, Vol. I (Ed. M. Mogensen), Lucerne, Switzerland, 2004, p. 20.
3. W. G. Wang, R. Barfod, P. H. Larsen, K. Kammer, J. J. Bentzen, P. V. Hendriksen, M. Mogensen, Proc. Int. Symp. Solid Oxide Fuel Cells VIII, Vol. 2003-07 (Eds. S. C. Singhal, M. Dokiya), Paris, France, 2003, p. 400.
4. R. Barfod, Y.-L. Liu, P. H. Larsen, P. V. Hendriksen, Proc. Int. Symp. Solid Oxide Fuel Cells VIII, Vol. 2003-07 (Eds. S. C. Singhal, M. Dokiya), Paris, France, 2003, p. 1158.
5. J. G. Larsen, P. H. Larsen, C. Bagger, US Patent Ser. no. 60/112039 pending.