@misc{schultheiss_development_in_1991, 
author={Schultheiss, G. F.},
title={Development in underwater robots},
year={1991},
howpublished = {conference lecture: Stuttgart Killesberg (D);},
note = {Schultheiss, G.: Development in underwater robots. In: Fraunhofer-Institut for Manufacturing Engineering and Automation (FhG) (Ed.): 8th International Symposium on Automation and Robotics in Construction I.S.A.R.C.. Stuttgart Killesberg (D). 1991. 973-980.}}