Miguel, V., Calatayud, A., Coello, J., Martínez, A. and Caminero, A. (2005) “Surface texture effect on tribologic behaviour in nitrocarburized X40CrMoV5 1 steel layers”, Revista de Metalurgia, 41(Extra), pp. 17–22. doi: 10.3989/revmetalm.2005.v41.iExtra.934.