Gil-Plazas, Andres-Fernando, et al. “Solid-State and Super Solidus Liquid Phase Sintering of 4340 Steel SLM Powders Shaped by Fused Filament Fabrication”. Revista Facultad De Ingeniería, vol. 31, no. 60, May 2022, p. e13913, doi:10.19053/01211129.v31.n60.2022.13913.