@software{lindkvist_2019_2656629, author = {Lindkvist, Jesper and Gunell, Herbert}, title = {{Picard - an electrostatic particle in cell simulation code}}, month = may, year = 2019, publisher = {Zenodo}, version = {1.0.0}, doi = {10.5281/zenodo.2656629}, url = {https://doi.org/10.5281/zenodo.2656629} }