@article{KrogmannVilhelmsen2009,
  author    = {Lars Krogmann and Lars Vilhelmsen},
  title     = {Phylogenetic implications of the mesosomal skeleton in Chalcidoidea (Hymenoptera, Apocrita) : tree searches in a jungle of homoplasy},
  journal   = {Invertebrate systematics},
  volume    = {20},
  pages     = {615 -- 674},
  year      = {2009},
}