Analysis of the Influence of Chevcon Stacking Patterns on the Occurrence of Self-Combustions in Stockpiles 1 & 2 of the UBP PLTUPangkalan Susu, Desa Tanjung Raja Kecamatan Pangkalan Susu, Kabupaten Langkat, Provinsi Sumatera Utara. JRLDF 2026, 9 (01-96), 90-96.