Copyright
The content on these websites is subject to German copyright. The reproduction, adaptation, distribution or any kind of exploitation outside the limits of copyright require the written consent of the respective author. Downloads and copies of these pages are only permitted for private, non-commercial use. Please notify me should you become aware of any copyright infringement, and I will remove the content immediately upon notification of any violations.
Acknowledgements
Deep gratitude to Francesco Longo for the technical support of this site (and beyond), and for his great skills and generosity.
