This is the accepted version of the article: Mavredakis N., Wei W., Pallecchi E., Vignaud D., Happy H., Cortadella R.G., Schaefer N., Calia A.B., Garrido J.A., Jimenez D.. Low-frequency noise parameter extraction method for single-layer graphene FETs. IEEE Transactions on Electron Devices, (2020). 67. 9042866: 2093 - . 10.1109/TED.2020.2978215. Available at: https://dx.doi.org/10.1109/TED.2020.2978215