NASSER, H. N.; ISSA, Y. M. .; KHALEL, M. B. Preparation of a New selective PVC Membrane Electrode for Copper(II) Ion Based on Complex of 1,3-diphenyl-5- (P-nitrophenyl) Formazan as Ionophore with Copper(II). Tishreen University Journal -Basic Sciences Series, [S. l.], v. 37, n. 1, 2016. Disponível em: https://journal.tishreen.edu.sy/index.php/bassnc/article/view/1497. Acesso em: 7 may. 2024.