Manurung, Try Bunga, and Juanita R. Horman. 2022. “ANALYSIS OF RETURN ON ASSET AND RETURN ON EQUITY VALUES OF COAL COMPANIES IN THE INDONESIA STOCK EXCHANGE: ANALISIS NILAI RETURN ON ASSET RETURN ON EQUITY PERUSAHAAN BATUBARA DI BURSA EFEK INDONESIA”. INTAN Jurnal Penelitian Tambang 4 (2):104-9. https://doi.org/10.56139/intan.v4i2.91.