@incollection{fdi:010072919,
  title = {{L}es variables-cl{\'e}s},
  author = {{M}agrin, {G}. and {P}{\'e}rouse de {M}ontclos, {M}arc-{A}ntoine and {C}hauvin, {E}. and {R}ang{\'e}, {C}. and {R}aimond, {C}.},
  editor = {},
  language = {{FRE}},
  abstract = {},
  keywords = {{TCHAD} {LAC} ; {NIGERIA} ; {CAMEROUN} ; {NIGER} ; {TCHAD}},
  booktitle = {{C}rise et d{\'e}veloppement : la r{\'e}gion du lac {T}chad {\`a} l'{\'e}preuve de {B}oko {H}aram},
  numero = {},
  pages = {218--240},
  address = {{P}aris},
  publisher = {{AFD}},
  series = {},
  year = {2018},
  ISBN = {978-2-379-02004-9},
  URL = {https://www.documentation.ird.fr/hor/fdi:010072919},
}