Obreja, Dan. “Small Ships Resistance Estimation in Planning Domain”. Annals of ”Dunarea de Jos” University of Galati. Fascicle XI Shipbuilding 40 (December 31, 2017): 49-52. Accessed July 22, 2024. https://gup.ugal.ro/ugaljournals/index.php/fanship/article/view/1060.