W.  Bert, Leliaert, F., Vierstraete, A. R., Vanfleteren, J. R., and Borgonie, G., ?Molecular phylogeny of the Tylenchina and evolution of the female gonoduct (Nematoda : Rhabditida)?, Molecular Phylogenetics and EvolutionMolecular Phylogenetics and Evolution, vol. 48, pp. 728-744, 2008.

S.  Vangestel, Houthoofd, W., Bert, W., Vanholme, B., Calderon-Urrea, A., Willems, M., Artois, T., and Borgonie, G., ?Assessment of the configuration of the posterior cells of the nematode embryo as potential phylogenetic marker?, Russian Journal of NematologyRussian Journal of Nematology, vol. 16, pp. 107-120, 2008.