Construction and Characterization of Coated Wire Oxalate Ion Selective Electrode Based on Chitosan. The Journal of Pure and Applied Chemistry Research, [S. l.], v. 3, n. 1, p. 19–26, 2013. DOI: 10.21776/ub.jpacr.2014.003.01.158. Disponível em: https://jpacr.ub.ac.id/index.php/jpacr/article/view/158. Acesso em: 18 jul. 2025.