Naufal, Gostsa Khusnun, and Hisyam Ma’mun. “Design and Construction of Multi Pipe Heat Exchanger Water Cooling Liquid Smoke Machine”. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) 2, no. 3 (December 30, 2023): 5–8. Accessed July 7, 2025. https://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/81.