PRIYONO, J.; SUTRIONO, R.; ARIFIN, Z. Evaluation for the Potential Use of Silicate Rocks from FourVolcanoes in Indonesia as Fertilizer and Soil Ameliorant. JOURNAL OF TROPICAL SOILS, [S. l.], v. 14, n. 1, p. 1–8, 2009. DOI: 10.5400/jts.2009.v14i1.1-8. Disponível em: https://journal.unila.ac.id/index.php/tropicalsoil/article/view/10. Acesso em: 2 aug. 2025.