SYAFRULLAH, S. Lignite-based Organic Fertilizer Improves Soil Quality and Yield of Rice in Belitang South Sumatera. JOURNAL OF TROPICAL SOILS, [S. l.], v. 24, n. 3, p. 109–117, 2019. DOI: 10.5400/jts.2019.v24i3.109-117. Disponível em: https://journal.unila.ac.id/index.php/tropicalsoil/article/view/397. Acesso em: 6 aug. 2025.