Reprint of a book originally published in 1984.
- Humic Substances. Structural Aspects, and Photophysical, Photochemical and Free Radical Characteristics
- Organic Material in Sea Water
- Marine Gelbstoff
- The Surface of the Ocean
- Atmospheric Nitrogen. Chemistry, Nitrification, Denitrification, and their Interrelationships
- Carbon Dioxide: A Biogeochemical Portrait