FATHONI, A.; SUNARYO; LEGISNAL HAKIM. Analisa Kegagalan Telescopic Joint Mesin Exercise Book. Jurnal Aptek, [S. l.], v. 13, n. 2, p. 90–96, 2021. DOI: 10.30606/aptek.v13i2.839. Disponível em: https://journal.upp.ac.id/index.php/aptek/article/view/839. Acesso em: 27 jan. 2022.