This website presents data of various disciplines from diverse sources.
Users may benefit from the following features:
- non-redundant storage in a relational database;
- unified and simple access via the unique TreeViewer;
- enhanced visibility by hiding or showing parts of the data;
- quick access via a dual-mode search-mechanism including logical not;
- extensive linking to related information;
- clear and legible layout;
- no cookies, no client-scripts, no ads.
These features may increase the propagation and usage of the presented data, which in turn may improve its quality.
All material on this site is copyrighted by the persons or institutions given in the field Copyright.
Although best efforts are made to ensure complete, correct and up-to-date data, omissions, errors, out-dated data or other unexpected behaviour may occur.
As a consequence, if you need official data, you must follow the links in the fields Source and/or Copyright.
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