Jamel H. Alexander, et al. “Experimental Characterization of Milling, Compaction and Sintering of Nanocrystalline FC-0205 Copper Steel Powder”. Global Journals of Research in Engineering, vol. 18, no. A1, Jan. 2018, pp. 1-14, https://engineeringresearch.org/index.php/GJRE/article/view/1777.