MARPAUNG, J. H. .; TARIGAN, N. Analysis of Palm Caul, Bark and Palm Sheel Fuel Use in Multi-Fuel Boiler Systems at PT. Toba Pulp Lestari, Tbk Porsea. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA), [S. l.], v. 2, n. 3, p. 1–7, 2023. DOI: 10.56862/irajtma.v2i3.67. Disponível em: https://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/67. Acesso em: 7 jul. 2025.