PURKUNCORO, A. E. .; SOENOKO, R. .; SANTJOJO, D. J. D. H.; IRAWAN, Y. S. . Effect of target-substrate distance on thickness and hardness of carbon thin films on SKD11 steel using target material from battery carbon rods. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 1, n. 12 (109), p. 22–28, 2021. DOI: 10.15587/1729-4061.2021.225376. Disponível em: https://journals.uran.ua/eejet/article/view/225376. Acesso em: 4 may. 2024.