Ningsih, Tri Hartutuk, and Anggra Fiveriati. “PROSES PRODUKSI SUPERHEATER TUBE YOSHIMIN BOILER H-3500 TIPE CAP120 T H”. Otopro 14, no. 1 (June 18, 2019): 35–39. Accessed November 28, 2025. https://journal.unesa.ac.id/index.php/jo/article/view/4964.