Stier, A., Bottino, A., Boesl, M., Campos Pinto, M., Hayward-Schneider, T., Coster, D., et al. (2024). Verification of the Fourier-enhanced 3D finite element Poisson solver of the gyrokinetic full-f code PICLS. Computer Physics Communications, 299: 109155. doi:10.1016/j.cpc.2024.109155.