W.  Bert, De Ley, I. T., Van Driessche, R., Segers, H., and De Ley, P., ?Baujardia mirabilis gen. n., sp n. from pitcher plants and its phylogenetic position within Panagrolaimidae (Nematoda : Rhabditida)?, NematologyNematology, vol. 5, pp. 405-420, 2003.

W.  Bert, Messiaen, M., Manhout, J., Houthoofd, W., and Borgonie, G., ?Evolutionary loss of parasitism by nematodes? Discovery of a free-living filaroid nematode?, Journal of ParasitologyJournal of Parasitology, vol. 92, pp. 645-647, 2006.

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., and Borgonie, G., ?The early embryonic development of the satellite organism Pristionchus pacificus: differences and similarities with Caenorhabditis elegans?, NematologyNematology, vol. 10, pp. 301-312, 2008.