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Yearbook of the Federal Republic of Germany : calendar year 1969
(Federal Institute of Hydrology and the German Research Association, 1972)
Yearbook of the Federal Republic of Germany : calendar year 1970
(Federal Institute of Hydrology and the German Research Association, 1970)
National water summary 1984- : hydrologic events, select water quality trends, and groun water resources
(Geological Survey, 1985)
National water summary 1983- : hydrologic events and issues
(Geological Survey, 1984)
Integrated water management and conservation : Nagoya, agosto 28- Septiembre 5, 1989
(IHP. Comite Nacional Japones, 1989)
Yearbook of the Federal Republic of Germany : calendar year 1987
(Federal Institute of Hydrology and the German Research Association, 1990)
Yearbook of the Federal Republic of Germany : calendar year 1990
(Federal Institute of Hydrology and the German Research Association, 1993)
Yearbook of the Federal Republic of Germany : calendar year 1977
(Federal Institute of Hydrology and the German Research Association, 1982)
Yearbook of the Federal Republic of Germany : calendar year 1973
(Federal Institute of Hydrology and the German Research Association, 1976)