Meyer, Quentin, Simon Barass, Oliver Curnick, Tobias Reisch, and Daniel J. L. Brett. 2013. “A Multichannel Frequency Response Analyser for Impedance Spectroscopy on Power Sources”. Journal of Electrochemical Science and Engineering 3 (3):107-14. https://doi.org/10.5599/jese.2013.0033.