M. Rodríguez Salvador, P. Cruz Zamudio, A. Santiago Avila Carrasco, E. Olivares Benítez, and B. Arellano Bautista, “Strategic Foresight: Determining Patent Trends in Additive Manufacturing”, JISIB, vol. 4, no. 3, pp. 42–62, Mar. 2015, doi: 10.37380/jisib.v4i3.104.