« Analysis of a 300HP tug steering gear system with the view to upgrading it ». Annals of ”Dunarea de Jos” University of Galati. Fascicle XI Shipbuilding 38 (décembre 31, 2015): 219–222. Consulté le novembre 2, 2026. https://ojs.ugal.ro/index.php/fanship/article/view/1410.