book.bib

@Book{xie2015,
  title = {Dynamic Documents with {R} and knitr},
  author = {Yihui Xie},
  publisher = {Chapman and Hall/CRC},
  address = {Boca Raton, Florida},
  year = {2015},
  edition = {2nd},
  note = {ISBN 978-1498716963},
  url = {http://yihui.name/knitr/},
}

@Book{lovelace_geocomputation_2019,
  title = {Geocomputation with {{R}}},
  isbn = {1-138-30451-4},
  abstract = {Book on geographic data with R.},
  publisher = {{CRC Press}},
  author = {Lovelace, Robin and Nowosad, Jakub and Muenchow, Jannes},
  year = {2019}
}

@misc{graserAggregate,
  title = {{Aggregate all the things!}},
  year = {2017},
  howpublished = {\url{https://anitagraser.com/2017/06/08/aggregate-all-the-things-qgis-expression-edition/}},
  note = {Accessed: 2019-08-13}
}

@article{WickamGrammar,
author = {Hadley Wickham},
title = {A Layered Grammar of Graphics},
journal = {Journal of Computational and Graphical Statistics},
volume = {19},
number = {1},
pages = {3-28},
year  = {2010},
publisher = {Taylor & Francis},
doi = {10.1198/jcgs.2009.07098},

URL = { 
        https://doi.org/10.1198/jcgs.2009.07098
    
},
eprint = { 
        https://doi.org/10.1198/jcgs.2009.07098
    
}

}