Saucedo-Muñoz, M. L., S. I. Komazaki, T. Hashida, T. Shoji, and V. M. López-Hirata. “Application of the Small-Punch Test on the Evaluation of Cryogenic Toughness of Isothermally Aged Austenitic Stainless Steels”. Revista De Metalurgia, vol. 39, no. 5, Oct. 2003, pp. 378-86, doi:10.3989/revmetalm.2003.v39.i5.350.