Adi Chandra S, Dwi Yudanto S. PENINGKATAN FASA Ca3Co4O9 MELALUI PROSES PENGGERUSAN MEKANIK. J. Rek. Ener [Internet]. 2022 Nov. 10 [cited 2024 Apr. 29];1(1):19-24. Available from: https://jre.polindra.ac.id/index.php/jre/article/view/9