Analisis Pengaruh Nilai Kalor Batubara dan Laju Feed Water terhadap Efisiensi Boiler Fire Tube 10 Ton Menggunakan Metode Langsung. Jurnal Mesin Nusantara, [S. l.], v. 9, n. 1, p. 60–69, 2026. DOI: 10.29407/jmn.v9i1.26619. Disponível em: https://ojs.unpkediri.ac.id/index.php/JMN/article/view/26619. Acesso em: 1 jul. 2026.