Gallego, I., M. L. Nó, and J. San Juan. “Dislocation Mobility Mechanisms at Medium Temperatures in Very High Purity Lead (99.9999 %)”. Revista De Metalurgia, vol. 34, no. Extra, May 1998, pp. 238-42, doi:10.3989/revmetalm.1998.v34.iExtra.745.