Picu, L. 2018. Noise analysis in the engine room of a river ship on the Danube by eight methods. Analele Universităţii "Dunărea de Jos" din Galaţi. Fascicula XIV, Inginerie mecanică = Annals of “Dunarea de Jos“ University of Galati. Fascicle XIV, Mechanical Engineering. 25, 2 (Nov. 2018), 25-34. DOI:https://doi.org/https://doi.org/10.35219/im.2018.2.02.