Friedrich Schwille: an historical appreciation.
Jackson
Richard E
RE
INTERA Inc., Niwot, CO 80544, USA. rjackson@intera.com
D005844:Geology / Q000266:history*; D005858:Germany; D049673:History, 20th Century; D049674:History, 21st Century; D014872:Water Movements; D014876:Water Pollution