Purification of Aqueous Solution from Ni (II) Ions Using Commercial and Bitter Orange Leaves Activated Charcoal. Al-Nahrain Journal of Science, [S. l.], v. 17, n. 1, p. 32–40, 2018. Disponível em: https://anjs.edu.iq/index.php/anjs/article/view/477. Acesso em: 9 apr. 2025.