TSOURMA, M.; ZIKOS, S.; ALBANIS, G.; APOSTOLAKIS, K. C.; LITHOXOIDOU, E. E.; DROSOU, A.; ZARPALAS, D.; DARAS, P.; TZOVARAS, D. Gamification concepts for leveraging knowledge sharing in Industry 4.0. International Journal of Serious Games, [S. l.], v. 6, n. 2, p. 75–87, 2019. DOI: 10.17083/ijsg.v6i2.273. Disponível em: https://journal.seriousgamessociety.org/index.php/IJSG/article/view/273. Acesso em: 27 oct. 2021.