This website is subject to a copyright clause and an exoneration clause.

Copyright clause

All texts and illustrations on this website as well as the lay out and the functionality of this website are protected by copyright. The texts and illustrations can be printed for private use; distribution is permitted only after authorisation of the owner of Caelum Sine Nubibus. Quotations are allowed provided that you always refer to the valid source. Reproduction is permitted if you refer to the valid source, unless for commercial aims, in which case reproduction, even with source indication is not allowed.

Exoneration clause

The owner of Caelum Sine Nubibus is not responsible for the information on this website and cannot be held responsible for the conceivable disadvantageous impact of possible inadequacy or incompletion of the data on this website. On account of the rapid evolution of science and technologie, it is possible that the information is no longer completely accurate. Where necessary, the owner of Caelum Sine Nubibus can adjust and update faulty information. The owner of Caelum Sine Nubibus has taken all reasonable care to ensure that all information available on its websites is as accurate as possible at the time of publication and on the basis of the current state of knowledge. We are not responsible for the content of any websites from external organisations that are referred to this website.