Ertel's potential vorticity
edited and collected by Wilfried Schröder, Hans-Jürgen Treder
(Mitteilungen des Arbeitskreises Geschichte der Geophysik, 16. Jahrg.,
Interdivisional Commission on History of IAGA : History Commission of the German Geophysical Society, 1997
Potential vorticity
Selected papers of Hans Ertel during his 50 years tenure as professor of geophysics and director of the Institute of Geophysics and Meteorology at the University of Berlin
Includes bibliographical references
English and German
Interdivisional Commission on History of IAGA : History Commission of the German Geophysical Society