@article{Obreja_2017, title={Small ships manoeuvring estimation in displacement domain}, volume={40}, url={https://www.gup.ugal.ro/ugaljournals/index.php/fanship/article/view/1057}, journal={Annals of ”Dunarea de Jos” University of Galati. Fascicle XI Shipbuilding}, author={Obreja, Dan}, year={2017}, month={Dec.}, pages={31-36}