S. A. FICĂ, A. DIMITRESCU, und C. BABIȘ, Additive Manufacturing Through 3D Printing FDM-Fused Deposit Modeling of Lubrication Ring, The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, Bd. 46, Nr. 2, S. 33-37, Juni 2023.