ASMINAH, N.; NURKHOPIPAH, S. .; NURYA, N. Efektivitas Economizer Pada Boiler Z-1101 A di PT X Indramayu. Jurnal Profesi Insinyur Universitas Lampung, [S. l.], v. 5, n. 2, 2024. DOI: 10.23960/jpi.v5n2.130. Disponível em: https://jpi.eng.unila.ac.id/index.php/ojs/article/view/130. Acesso em: 4 jan. 2026.