Królik, R., R. Ruta, and M. Wanat. “The Genus Orthocis Casey in Poland: a Key to Species and New Records of Orthocis juglandis (Reitter, 1885) and Orthocis perrisi (Abeille De Perrin, 1874) (Coleoptera: Ciidae)”. Zootaxa, vol. 5845, no. 1, July 2026, pp. 157-68, doi:10.11646/zootaxa.5845.1.8.