A novel vitamin B9 sensor based on modified screen-printed electrode. Journal of Electrochemical Science and Engineering, [S. l.], v. 11, n. 1, p. 1–9, 2020. DOI: 10.5599/jese.878. Disponível em: https://pub.iapchem.org/ojs/index.php/JESE/article/view/878. Acesso em: 8 sep. 2026.