A. Rahmani, A. Sover, and N. Rigas, “Extrusion Processing Conditions of Copper Fiber-Reinforced PLA Filaments: Influence of Extrusion System and Fiber Loading on Stability and FFF Printability”, EAI Endorsed Digi Trans Ind Pros, vol. 2, no. 2, Sep. 2026, doi: 10.4108/dtip.14102.