NEPAL, R.; PRADHANANGA, R. R. Lead Oxide-Graphite Composite Electrode for pH Measurement. Nepal Journal of Science and Technology, [S. l.], v. 15, n. 1, p. 61–66, 2015. DOI: 10.3126/njst.v15i1.12015. Disponível em: https://www.nepjol.info/index.php/NJST/article/view/12015. Acesso em: 25 apr. 2024.