Rokhmanto, F., Soegijono, B., & Kartika, I. (2016). Pengaruh Penambahan Karbon Dan Nitrogen Terhadap Mikrostruktur, Kekuatan Tarik Dan Mampu Bentuk Paduan Co-28Cr-6Mo-0,8Si-0,8Mn-0,4Fe-0,2Ni [Influence of Additional Carbon And Nitrogen on Microstructure, Tensile Strength And Workability of Co- 28Cr-6Mo-0,8Si-0,8Mn-0,4Fe-0,2Ni]. Jurnal Metalurgi, 31(3), 138–149. https://doi.org/10.14203/metalurgi.v31i3.174