@techreport{fdi:05993,
  title = {{M}ission p{\'e}dologique {L}ogone-{T}chad},
  author = {{E}rhart, {H}.},
  editor = {},
  language = {{FRE}},
  abstract = {},
  keywords = {{PROGRAMME} {DE} {RECHERCHE} ; {PROSPECTION} ; {CAMEROUN} {EXTREME} {NORD} ; {TCHAD}},
  address = {{P}aris},
  publisher = {{ORSTOM}},
  series = {},
  pages = {10},
  year = {1949},
  URL = {https://www.documentation.ird.fr/hor/fdi:05993},
}