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Yao, G., Mei, Q., Li, J., Li, C., Ma, Y., Chen, F., … Yang, B. (2016). Hard Copper with Good Electrical Conductivity Fabricated by Accumulative Roll-Bonding to Ultrahigh Strains. Metals, 6(5), 115. doi:10.3390/met6050115 
10.3390/met6050115