ANALISIS PERFORMA KINERJA BOILER A MENGGUNAKAN DIRECT METHOD DAN INDIRECT METHOD PADA AREA UTILITAS. Prosiding SNTEM [Internet]. 2024 Dec. 30 [cited 2026 Oct. 12];4(1):587-94. Available from: https://sntem.akamigas.ac.id/index.php/psntem/article/view/208