Guter (Lese-) Stoff
  1. Basic Cave Diving: A blueprint for survival - Sheck Exley
  2. Caverns Measureless to Man - Sheck Exley
  3. Shadow Divers - Robert Kurson
  4. Der letzte Tauchgang - Bernie Chowdhury
  5. http://dir-m.com/
  6. http://www.danielschmid.de/
  7. tipps-fuer-taucher.de
  8. Under Pressure - Gareth Lock
  9. InDepth - der Taucherblog