Documents published mainly in German speaking countries, but also in other European countries, the United States, and Canada, are cited.
Special emphasis is given to non-conventional literature and descriptions of research projects.
Citations are in German. If a title is in a language other than German, both the original and the German title are available. Records contain bibliographic information, indexing terms, and abstracts. This database is available in STN Easy . There are no fields that allow left truncation in this file.