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Sources

On this page you find the addresses of the mentioned digital sources of the book. If they are still active you can find the information used in the book. These pages are not written by the author, they contain no comment of the author and the author carries no responsibility for them. It might happen that you find two sources with a different opinion or even a different opinion than the book expresses. This has been done in order to stimulate the discussion and also inform about other people's opinion. If any copyright has been damaged, please contact the author at This email address is being protected from spambots. You need JavaScript enabled to view it. .