@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);},
note = {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.}}