documentation:

audio: english [ogg (198 kbps)]

grafics & cd-cover: cd-cover [german] cd-cover [english] grafics [pdf]

script: german [pdf] english [pdf]

appendix: german [pdf] english [pdf]

impressum: english [html]

most player should play ogg-files straight out of the box. if you might experience problems after downloading them, have a look here