The optimization of the strontium compounds production, using a celestine ore sample. Rudarsko-geološko-naftni zbornik, [S. l.], v. 38, n. 4, p. 53–62, 2023. DOI: 10.17794/rgn.2023.4.5. Disponível em: https://ojs.srce.hr/index.php/rgn/article/view/26311. Acesso em: 6 oct. 2025.