@techreport{fdi:00434,
  title = {8. {P}yramides des âges},
  author = {{G}uillaume, {A}gn{\`e}s},
  editor = {},
  language = {{FR}},
  abstract = {},
  keywords = {{DEMOGRAPHIE} ; {POPULATION} ; {STRUCTURE} {DE} {POPULATION} ; {SEX} {RATIO} ; {RECENSEMENT} ; {PYRAMIDE} {DES} {AGES} ; {AFRIQUE}},
  address = {{P}aris},
  publisher = {{ORSTOM}},
  series = {},
  pages = {92  multigr.},
  year = {1980},
  URL = {https://www.documentation.ird.fr/hor/fdi:00434},
}