@misc{li_operation_tests_1991, author={Li, F. Q.,Niemann, H.-R.}, title={Operation tests with TITAN 7F}, year={1991}, howpublished = {conference paper,conference lecture,GKSS report: Geesthacht (D); 09.-10.04.1991}, note = {Online available at: \url{} (DOI). Li, F.; Niemann, H.: Operation tests with TITAN 7F. In: Schafstall, H.; Schultheiss, G.; Seeliger, D. (Ed.): Proceedings of the 3rd International Symposium on Underwater Technology. Geesthacht (D). 1991. 37/6-37/7.}}