Tuwanakotta, Epafroditus. “IDENTIFIKASI TINGKAT KERUSAKAN PELAT LANTAI TIGA KAMPUS POLITEKNIK SAINT PAUL SORONG” 6, no. 1 (July 23, 2020): 22-26. Accessed February 7, 2026. https://poltekstpaul.ac.id/jurnal/index.php/jkar/article/view/187.