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paul's blog

Federation Speleologique Europeene  European Speleological Charta for Cave ProtectionCharte Speleologique Europeenne pour la Protection des Cavites  «10 principles for cave and karst protection in Europe»
 
  - Dan Pitic (Cristal Oradea) , Paul Damm (Z) , Ioan Kokes (Cristal Oradea), Attila Czumbill (Crysis Oradea)