Dumitrache, P. 2012. Shear stresses in beams with variable cross section, subjected to non-uniform bending. Analele Universităţii "Dunărea de Jos" din Galaţi. Fascicula XIV, Inginerie mecanică = Annals of “Dunarea de Jos“ University of Galati. Fascicle XIV, Mechanical Engineering. 19, 2 (Nov. 2012), 39-44.