Nasution, N., Br. Lubis, L. H., & Hasibuan, I. P. (2023). ANALISIS FISIS BATU BATA CAMPURAN TANAH LIAT DAN LIMBAH BATANG JAGUNG. EINSTEIN (e-Journal), 11(2), 71–75. https://doi.org/10.24114/eins.v11i2.42775