JAWAD, Shawket K; JAFFER, Noor D. Extraction, Separation and Spectrophotometric Determination of Cadmium (II) Via Onium Method. Journal of Kufa for Chemical Sciences, Kufa, Najaf, IRAQ, v. 2, n. 2, 2018. Disponível em: https://journal.uokufa.edu.iq/index.php/jkcs/article/view/3378. Acesso em: 13 jul. 2026.