P. Dumitrache, “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, vol. 19, no. 2, pp. 39-44, Nov. 2012.