@misc{schultheiss_research_and_1989, 
author={Schultheiss, G. F.},
title={Research and development: cooperation with Brazil in the area of underwater technology},
year={1989},
howpublished = {conference lecture: Wilhelmshaven (D); 16.-20.05.1989},
note = {Online available at: \url{} (DOI). Schultheiss, G.: Research and development: cooperation with Brazil in the area of underwater technology. MARE TECH '89: Marine Technology and International Cooperation; Models of Cooperation between German Industry and Developing Countries in the Field of Offshore-Technology. Wilhelmshaven (D), 1989.}}