[1]
A. E. . Purkuncoro, R. . Soenoko, D. J. D. H. Santjojo, and Y. S. . Irawan, “Effect of target-substrate distance on thickness and hardness of carbon thin films on SKD11 steel using target material from battery carbon rods”, EEJET, vol. 1, no. 12 (109), pp. 22–28, Feb. 2021.