@article{99163,
  author     = {Matthews, H.F.},
  journal    = {The Nigerian field: the journal of the Nigerian Field Soc.},
  number     = {4},
  pages      = {181-191},
  title      = {Duodecimal numeration in northern Nigeria},
  volume     = {29},
  year       = {1967},
  jfmnote    = {Presumably this is a reprint.},
  keywords   = {;waf;nga;lng;lxl;t.452;},
  lgcode     = {Nungu [rin] (autotranslated from Maho's coding system)},
  macro_area = {Africa},
  src        = {eballiso2009}
}