Stiefel, Ulrich (2004):
Rißausbreitung an Metall-Keramik-Grenzflächen mit kontrolliertem Gefüge am Beispiel des Systems Aluminiumoxid-Kupfer-Sauerstoffe.
Aachen, Shaker, TU Darmstadt, ISBN 3-8322-2656-7,
[Ph.D. Thesis]

Emmel, Thomas ; Stiefel, Ulrich ; Gross, Dietmar ; Rödel, Jürgen (2003):
Damage and failure of ceramic metal composites : experimental and numerical investigations.
pp. 203-221, Berlin [u.a.], Springer, [Book Section]

Chaiwan, Sitthichoke ; Hoffman, Mark ; Munroe, Paul ; Stiefel, Ulrich (2002):
Investigation of sub-surface damage during sliding wear of alumina using focused ion-beam milling.
In: Wear, 252 (7-8), pp. 531-539. [Article]