https://archive.org/details/die-mondnacht-stanislaw-lem
https://archive.org/details/platon-sein-leben-und-seine-praktische-philosophie
https://archive.org/details/ernst-junger-der-waldgang
https://archive.org/details/der-dunkle-wachter-carlos-ruiz-zafon
https://archive.org/details/still-wie-der-tod
https://archive.org/details/der-lange-weg-zur-freiheit-1-nelson-mandela
https://archive.org/details/der-lange-weg-zur-freiheit-2-nelson-mandela
https://archive.org/details/der-lange-weg-zur-freiheit-3-nelson-mandela
https://archive.org/details/naturliche-versus-kunstliche-intelligenz-kampf-der-zukunft-sternstunde-philosoph