Mayr, Gerald(2003):The phylogenetic affinities of the Shoebill(Balaeniceps rex). Journal für Ornithologie144(2):157-175. [English with German abstract] HTML abstract[깨진 링크(과거 내용 찾기)]
Mayr, Gerald(2003):The phylogenetic affinities of the Shoebill(Balaeniceps rex). Journal für Ornithologie144(2):157-175. [English with German abstract] HTML abstract[깨진 링크(과거 내용 찾기)]