fix chapter 3 and add chapter 5

references.bib

@@ -250,3 +250,84 @@ Library},
 	date = {2022},
 	url = {https://CRAN.R-project.org/package=leaflet}
 }
+
+@book{Brunet93,
+  title={Les mots de la g{\'e}ographie: dictionnaire critique},
+  author={Brunet, Roger and Ferras, Robert and Th{\'e}ry, Herv{\'e}},
+  number={03) 911 BRU},
+  year={1993}
+}
+
+
+@book{Dorling96,
+  year = {1996},
+  edition = {},
+  number = {},
+  journal = {},
+  pages = {69},
+  publisher = {Institute of British Geographers},
+  school = {},
+  title = {Area cartograms: their use and creation, concepts and techniques in modern geography},
+  volume = {59},
+  author = {Daniel Dorling},
+  editor = {},
+  series = {CATMOG: Concepts and Techniques in Modern Geography}
+}
+
+@article{Dougenik85,
+  title={An algorithm to construct continuous area cartograms},
+  author={Dougenik, James A and Chrisman, Nicholas R and Niemeyer, Duane R},
+  journal={The Professional Geographer},
+  volume={37},
+  number={1},
+  pages={75--81},
+  year={1985},
+  publisher={Wiley Online Library}
+}
+
+@article{Olson76,
+  title={Noncontiguous area cartograms},
+  author={Olson, Judy M},
+  journal={The Professional Geographer},
+  volume={28},
+  number={4},
+  pages={371--380},
+  year={1976},
+  publisher={Wiley Online Library}
+}
+
+@article{Paull16,
+  title={Atlas of Organics: Four maps of the world of organic agriculture},
+  author={Paull, John and Hennig, Benjamin},
+  journal={Journal of Organics},
+  volume={3},
+  number={1},
+  pages={25--32},
+  year={2016}
+}
+
+@book{Cauvin13,
+  title={Thematic Cartography, Cartography and the Impact of the Quantitative Revolution},
+  author={Cauvin, Colette and Escobar, Francisco and Serradj, Aziz},
+  volume={2},
+  year={2013},
+  publisher={John Wiley \& Sons}
+}
+
+@misc{Lambert15,
+  author = {Nicolas Lambert},
+  title = {Les anamorphoses cartographiques},
+  journal = {Carnet néocartographique},
+  type = {Blog},
+  number = {May 11},
+  year = {2015},
+  howpublished = {\url{https://neocarto.hypotheses.org/366}}
+}
+
+@article{cartogram,
+	title = {cartogram: Create Cartograms with R},
+	author = {Jeworutzki, Sebastian},
+	year = {2020},
+	date = {2020},
+	url = {https://CRAN.R-project.org/package=cartogram}
+}