@misc{viola_radar_signatures_1988, 
author={Viola, A.,Hennings, I.,Alpers, W.},
title={Radar signatures of ship wakes},
year={1988},
howpublished = {conference lecture: State of Malta (M); 01.12.1988},
note = {Online available at: \url{} (DOI). Viola, A.; Hennings, I.; Alpers, W.: Radar signatures of ship wakes. European Symposium on the Role of Aerospace Technology in Oceanology. State of Malta (M), 1988.}}