Articles added irregularly during the year and collected into annual issues.
Articles chiefly in English, some articles translated into German from English; abstracts in English and German, 2011-2013; Articles in English only; abstracts in English and German, 2014- . Search interface available in English and German.
Description based on: Vol. 1 (2011); title from journal home page (publisher's Web site, viewed July 19, 2013).