“Morphology of cysts and second stage juveniles of Heterodera filipjevi (Madzhidov, 1981) Stelter, 1984 from Norway” (2009) Journal of Nematode Morphology and Systematics, 7(1), pp. J. Nem. Morph. Syst., 7 (1): 77–84 (2004). Available at: https://revistaselectronicas.ujaen.es/index.php/jnms/article/view/103 (Accessed: 5 May 2024).