Giraud et al, (2016), cartography: Create and Integrate Maps in your R Workflow, Journal of Open Source Software, 1(4), 54, doi:10.21105/joss.00054
@article{Giraud2016,
doi = {10.21105/joss.00054},
url = {https://doi.org/10.21105/joss.00054},
year = {2016},
publisher = {The Open Journal},
volume = {1},
number = {4},
pages = {54},
author = {Timothée Giraud and Nicolas Lambert},
title = {cartography: Create and Integrate Maps in your R Workflow},
journal = {Journal of Open Source Software}
}