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		Simanjuntak, A., 		Antara, I., 		Budiarsa, I., 		Priyotomo, G., 		Royani, A., 		Nikitasari, A., & 		Sundjono, S.
2020 Oct  1.  Inhibitor Alami Ekstrak Kulit Buah Naga Pada Material Baja Api 5l Setelah Perlakuan Panas. Teknik Desain Mekanika. [Online] 9:4