ALIM, A. T. S.; SUDIARTO, B. Economic analysis of variable speed drive control through profinet technology on distributed control system: A case study in essential oil processing factories. Jurnal Pendidikan Teknologi Kejuruan, Padang, Indonesia, v. 6, n. 2, p. 129–138, 2023. DOI: 10.24036/jptk.v6i2.32123. Disponível em: https://jptk.ppj.unp.ac.id/index.php/jptk/article/view/321. Acesso em: 6 nov. 2024.