“Revised Intra-Generic Grouping of Bursaphelenchus Fuchs, 1937 (Nematoda: Aphelenchoididae)”. Journal of Nematode Morphology and Systematics, vol. 12, no. 1, Nov. 2012, pp. J. Nematode Morphol. Syst., 12 (1): 65-88 (2009), https://revistaselectronicas.ujaen.es/index.php/jnms/article/view/774.