Metropolen 1850-1950Andreas Beyer, Hartmut Frank, Jean-Louis Cohen · First published 2013Open the Tome
Avoidance of cavitation damageWolfgang Tillner, Wilfried J. Bartz, Horst Fritsch, Rudolf Kruft, Wilfried Lehmann, Hartmut Louis, Gunther Masendorf · First published 1993Open the Tome