KATEMI, R. J.; EPP, J. Influence of carbonitriding conditions on phase composition and residual stresses for 20MnCr5 low alloy steel. Tanzania Journal of Science, [S. l.], v. 47, n. 2, p. 790–799, 2021. DOI: 10.4314/tjs.v47i2.34. Disponível em: http://tjs.udsm.ac.tz/index.php/tjs/article/view/705. Acesso em: 22 oct. 2021.