@phdthesis{103033,
  author     = {Azevedo, Mario Joaquim},
  school     = {Duke Univ.},
  title      = {Sara demographic instability as a consequence of French colonial policy in Chad (1890-1940)},
  year       = {1976},
  inlg       = {English [eng]},
  keywords   = {;waf;caf;chd;ant;v.411;y.331;ths;},
  lgcode     = {French [fra], Sar [mwm] (autotranslated from Maho's coding system)},
  macro_area = {Africa, Eurasia},
  src        = {eballiso2009}
}