Datenschutzhinweise

This website uses Piwik, an open-source software for the statistical analysis of visits to the website. Piwik uses so-called "cookies", i.e. text files that are stored on your computer and facilitate an analysis of your movements within the website. The information generated by cookies that track your viewing history of the contents is stored on the server of Ruhr-Universität Bochum. Your IP address is pseudonymised immediately after processing and before storage.

You can prevent cookies from being installed by configuring your browser's cookie setting accordingly; in that case you might not be able to use all functions of this website to the full extent. Here you can decide if a web analysis cookie may be stored on your browser directory in order to enable the website owner to track and analyse various statistical data. If you wish to opt out, please click the following link to store the cookie for disabling Piwik on your browser. If you delete the opt-out cookie in your browser, you must repeat the process.