Evaluation of the efects of extrusion parameters on the swelling of extruded flament in an innovative 3D printer containing a vertical co-rotating twin-screw extrusion unit - Silva, Dávila Moreira Lopes; Barbosa, Patricia Alves; Chinelatto, Marcelo Aparecido; Silveira, Zilda de Castro (International Journal of Advanced Manufacturing Technology, 2024)