Abreu, C.M., Cristóbal, J., Nóvoa, X.R., Pena, G. and Pérez, M.C. 2004. Analysis of the passive layer developed on stainless steels implanted with chromium. Revista de Metalurgia. 40, 3 (Jun. 2004), 224–229. DOI:https://doi.org/10.3989/revmetalm.2004.v40.i3.269.