Heri, Junial. “Proses Sertifikasi Ketel Uap Dan Bejana Tekan PT SUCOFINDO (Persero): Junial Heri*”. Jurnal Sains Teknologi Transportasi Maritim 2, no. 2 (November 25, 2020): 16–23. Accessed November 29, 2024. https://jurnal.akmicirebon.ac.id/index.php/akmi/article/view/24.