Pilgrim, E., von Dohlen, C., & Pitts, J. (11 maj 2008). ”Molecular phylogenetics of Vespoidea indicate paraphyly of the superfamily and novel relationships of its component families and subfamilies”. Zoologica Scripta "37" (5): ss. 539–560. doi:10.1111/j.1463-6409.2008.00340.x.
