R. I. Purawiardi and I. N. G. P. Astawa, “Analysis of Crystal Structure and Texture on Al-5052 Rod Processed by ECAP and Post-ECAP Annealing at 100-300 oC”, sintek. jurnal. ilm. teknik. mesin, vol. 14, no. 1, pp. 14–21, Jun. 2020.