1. W.J. Quadakkers, H. Greiner, W. Köck, in: U. Bossel (Ed.), First European SOFC Forum, The European SOFC Forum, Switzerland, 1994, pp. 525–541.
2. W. Köck, H. Martinz, H. Greiner, M. Janousek, in: S.C. Singhal, M. Dokiya (Eds.), Solid Oxide Fuel Cell IV, vol. PV95-1, The Electrochemical Society, 1995, pp. 841–849.
3. H. Greiner, T. Grögler, W. Köck, R.F. Singer, in: S.C. Singhal, M. Dokiya (Eds.), Solid Oxide Fuel Cell IV, vol. PV95-1, The Electrochemical Society, 1995, pp. 879–888.
4. M. Janousek, W. Köck, M. Baumgärtner, H. Greiner, in: U. Stimming, S.C. Singhal, H. Tagawa, W. Lehnert (Eds.), Solid Oxide Fuel Cells V, vol. PV97-40, The Electrochemical Society, Proceedings Series, Pennington, NJ, USA, 1997, p. 1225.
5. Th. Malkow, U.v.d. Crone, A.M. Laptev, T. Koppitz, U. Breuer, W.J. Quadakkers, in: U. Stimming, S.C. Singhal, H. Tagawa, W. Lehnert (Eds.), Solid Oxide Fuel Cells V, vol. PV97-40, The Electrochemical Society, Proceedings Series, Pennington, NJ, USA, 1997, p. 1244.