Ying Ci, W., Akhbar, M. H., & Abu Bakar, T. A. (2019). Microstructure and Hardness of Copper Based Shape Memory Alloys with Fourth Alloying Elements. Jurnal Mekanikal, 41(2). Retrieved from https://jurnalmekanikal.utm.my/index.php/jurnalmekanikal/article/view/331