Soon, V., Budrys, E., Orlovskytė, S., Paukkunen, J., Odegaard, F., Ljubomirov, T. and Saarma, U. 2014. Testing the validity of Northern European species in the Chrysis ignita species group (Hymenoptera: Chrysididae) with DNA Barcoding. Zootaxa. 3786, 3 (Apr. 2014), 301–330. DOI:https://doi.org/10.11646/zootaxa.3786.3.4.