Application of WDXRF and EDXRF Spectrometry for Chemical Characterization in Oil Sludge using the Fundamental Parameter Algorithm. Braz. J. Radiat. Sci. [Internet]. 2 de junio de 2025 [citado 17 de julio de 2025];12(4A (Suppl.):e2623. Disponible en: https://bjrs.org.br/revista/index.php/REVISTA/article/view/2623