No. Title Date
1 Efe (Mbuti): Grammar notes on verbs and tenses
2 Gramara Malagasy, hianarana ny fototry ny teny sy ny fandaharana azy. Ho any ny mpianatra amy ny sekoly. Tontaina faharoa
3 A Tentative grammar of the Efe or Mbuti language : the reputed language of the Pygmies of the Ituri Forest, Belgian Congo