Ferrer-Suay, M., P. Starý, J. Selfa, and J. Pujade-Villar. “Revision of Charipine Aphid Hyperparasitoids (Hymenoptera: Cynipoidea: Figitidae) from Central Europe”. Entomologica Fennica, vol. 28, no. 3, Sept. 2017, pp. 113-47, doi:10.33338/ef.84681.