Pokpas, Keagan, Nazeem Jahed, Petrone Bezuidenhout, Suzanne Smith, Kevin Land, and Emmanuel Iwuoha. “Nickel Contamination Analysis at Cost-Effective Silver Printed Paper-Based Electrodes Based on Carbon Black Dimethylglyoxime Ink As Electrode Modifier: Original Scientific Paper”. Journal of Electrochemical Science and Engineering 12, no. 1 (January 14, 2022): 153–164. Accessed February 22, 2024. https://pub.iapchem.org/ojs/index.php/JESE/article/view/1173.