ANALISIS FISIS BATU BATA CAMPURAN TANAH LIAT DAN LIMBAH BATANG JAGUNG. einstein e-j. [Internet]. 2023 Jun. 28 [cited 2026 Mar. 23];11(2):71-5. Available from: https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/42775