RAHMI, Aidhia; HELENDRA, Helendra. RELATIONSHIP BETWEEN THE CLAY COMPOSITION AND THE SOIL SOURCE IN WEST SUMATERA. Jurnal Penelitian Pendidikan IPA, [S. l.], v. 5, n. 1, 2018. DOI: 10.29303/jppipa.v5i1.152. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/152. Acesso em: 2 may. 2024.