IRZON, Ronaldo. Thorium and Total REE Correlation in Stream Sediment Samples from Lingga Regency. EKSPLORIUM, [S. l.], v. 39, n. 1, p. 1–16, 2018. DOI: 10.55981/eksplorium.2018.7973. Disponível em: https://ejournal.brin.go.id/eksplorium/article/view/7973. Acesso em: 3 feb. 2026.