@article{30660,
  author     = {Piper, Klaus},
  journal    = {Afrika und Übersee},
  number     = {1},
  pages      = {1-16},
  title      = {Zum Sprachgebrauch in den Sprichwörtern und in der Trommelsprache der Ewondo und der Bulu},
  volume     = {72},
  year       = {1989},
  inlg       = {German [deu]},
  keywords   = {;waf;caf;cmr;ltr;lng;bnt;a.72a;a.74a;},
  lgcode     = {Bulu (Cameroon) [bum] (autotranslated from Maho's coding system)},
  macro_area = {Africa},
  src        = {eballiso2009}
}