4Barbary,J,Maire,R and Zhang S,1991 Gebihe 89 karsts de Chine.Karstologia Memoires,4,232pp.
5Dunton,B and Laverty,M,1993.The caves of Doshan,Guizhou,China.Cave Science,20,65-71.
6Garasic,M,2001.New speleo-hydrogeological research of Crveno jezero (Red Lake) near Imotski in Dinaric karst area (Croatia,Europe).Proc.13th Internat.Cong.Speleology,Brazil,2,168-171.