Marsel; Dendi Prasetyo, M.; Andri, Y. ANALISIS TINGKAT AKURASI PERHITUNGAN VOLUME STOCK OPNAME BATUBARA MENGGUNAKAN METODE TERESTRIAL PADA COAL YARD PLTU KALTENG 1 : ACCURACY ANALYSIS OF COAL STOCKPILE VOLUME CALCULATION USING A TERRESTRIAL METHOD AT THE COAL YARD OF KALTENG 1 STEAM POWER PLANT. JTP 2026, 26, 61-65.