%0 conference paper,conference lecture,GKSS report %@ %A Hamilton, R. W.,Luther, G.,Vollbrandt, J.,Heineke, M.,Holthaus, J. %D 1991 %J Proceedings of the 3rd International Symposium on Underwater Technology %N %P 15/01-15/07 %T Options for decompression from tunnel work at pressures greater than 3 bars (30 metres of sea water) %U %X