L. N. de Souza, A. E. A. Paixão, C. A. B. da Cruz, and T. Fonseca, “Hybrid mode of Bibliometry and technique of prospective scenarios for industry 4.0 associated with intellectual capital”, Int J Innov Educ Res, vol. 9, no. 5, pp. 534–549, May 2021, doi: 10.31686/ijier.vol9.iss5.3124.