@article{NesnidalHelmkampfMeyeretal.2013,
  author    = {Maximilian P. Nesnidal and Martin Helmkampf and Achim Meyer and Alexander Witek and Iris Bruchhaus and Ingo Ebersberger and Thomas Hankeln and Bernhard Lieb and Torsten H. Struck and Bernhard Hausdorf},
  title     = {New phylogenomic data support the monophyly of Lophophorata and an Ectoproct-Phoronid clade and indicate that Polyzoa and Kryptrochozoa are caused by systematic bias},
  journal   = {BMC evolutionary biology},
  volume    = {13},
  number    = {Art. 253},
  pages     = {1 -- 13},
  doi       = {10.1186/1471-2148-13-253},
  year      = {2013},
}