Ivanov, E. and Ungureanu, C. (2023) “Design of a submarine main ballast tank flood and vent openings mechanisms”, Annals of ”Dunarea de Jos” University of Galati. Fascicle XI Shipbuilding, 46, pp. 155-160. doi: https://doi.org/10.35219/AnnUgalShipBuilding/2023.46.19.