@misc{schnegelsberg_deep_saturation_1990, 
author={Schnegelsberg, W., Schmidt, K., Voeltzer, G.},
title={Deep saturation diving chamber technology},
year={1990},
howpublished = {conference lecture: Rio de Janeiro (BR);},
note = {Schnegelsberg, W.; Schmidt, K.; Voeltzer, G.: Deep saturation diving chamber technology. Brasilian International Seminary on Deep Diving. Rio de Janeiro (BR), 1990.}}