@misc{hamilton_decompression_options_1992, 
author={Hamilton, R. W., Vollbrandt, J., Heineke, M., Luther, G.},
title={Decompression options for tunnel work at more than 3 bars (Gauge) pressure},
year={1992},
howpublished = {conference lecture: Oxford (GB);},
note = {Hamilton, R.; Vollbrandt, J.; Heineke, M.; Luther, G.: Decompression options for tunnel work at more than 3 bars (Gauge) pressure. In: Proceedings of Engineering and Health in Compressed Air Work International Conference. Oxford (GB). 1992. 365-374.}}