N. Hauk, Optimized method for synthesis of a mechanism for controlling a hydraulic operated machine, Analele Universităţii "Dunărea de Jos" din Galaţi. Fascicula XIV, Inginerie mecanică = Annals of “Dunarea de Jos“ University of Galati. Fascicle XIV, Mechanical Engineering, vol. 18, nᵒ 1, p. 31-34, juin 2011.