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Free Access Policy
Our publications marked as free access are copyrighted works.
The following acts of use are permitted free of charge and without further permission: reading, printing, downloading and saving the data on your own data carrier. All acts of use may be performed exclusively for private, non-commercial purposes.
Acts of use for commercial purposes or other acts of use such as copying or passing on the publication or parts thereof require permission, which can be requested at [email protected].
Violations of the aforementioned conditions may result in legal consequences.
