Vorlage:Lit Helsdingen IJland 2015 A quick scan of the spider fauna in the surroundings of Përmet, Albania
Aus Wiki der Arachnologischen Gesellschaft e. V.
van Helsdingen PJ & IJland S (2015): A quick scan of the spider fauna in the surroundings of Përmet, Albania (Arachnida, Araneae) - Preliminary report. Nieuwsbrief Spinnenwerkgroep Nederland 35, S. 15–33.