@techreport{fdi:010020426,
  title = {{N}ote sommaire sur les {\'e}tudes d'hydrologie de surface effectu{\'e}es sur le territoire de la {R}{\'e}publique du {N}iger},
  author = {},
  editor = {},
  language = {{FRE}},
  abstract = {},
  keywords = {{REGIME} {HYDROLOGIQUE} ; {COURS} {D}'{EAU} ; {VALLEE} ; {MASSIF} ; {NIGER} ; {NIGER} {COURS} {D}'{EAU}},
  address = {{N}iamey},
  publisher = {{ORSTOM}},
  series = {},
  pages = {12  multigr.},
  year = {1969},
  URL = {https://www.documentation.ird.fr/hor/fdi:010020426},
}