LOKHANDE, R.S.; R. SHARMA, MANOJ; CHOUDHARY, A.B. Extractive Spectrophotometric Determination of Cu(II) with Phosphoryl Derivative of p-tert-butylthiacalix(4)arene. Asian Journal of Chemistry, [S. l.], v. 19, n. 4, p. 2531–2535, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/13339. Acesso em: 26 nov. 2024.