PRAYUDA, R.; ABDILLAH, H. . Design and Development of a Timing Chain-Based Washer Machine Prototype for Engine Valve Production. TOFEDU: The Future of Education Journal, [S. l.], v. 4, n. 5, p. 1334–1340, 2025. DOI: 10.61445/tofedu.v4i5.626. Disponível em: https://journal.tofedu.or.id/index.php/journal/article/view/626. Acesso em: 3 aug. 2025.