Wilson, Chris, and James Robert. “Polypyrrole Conductive Hydrogels: Preparation and Recent Advances in Biomedical Applications”. Journal of Functional Materials and Applied Engineering 4, no. 4 (September 15, 2025): 67–79. Accessed August 31, 2026. http://www.wpias.edu.pl/ojs/index.php/JFMAE/article/view/328.