Original Contributions and Research Reports should meet the standard of scientific papers. An alphabetical list of references is added at the end of the article. It contains only literature referred to in the preceding text. The specifications are requested as precise as possible. Reviews present an article and give a personal opinion of the reviewer.
Bibliographical references indicate new articles, papers, or books.
The content is generally presented by an abstract. A review or a summary is reserved to a next issue. An English and German translation of the title, exact bibliographical data, and addition of two copies of the summarized, or referred original paper is requested. The author gets two reference copies. Reprints on request at the cost of the author.