Kóbor, P., Tóbiás, I., Roca-Cusachs, M. & Kondorosy, E. (2018)

The subspecies concept in Geocorinae: an integrated taxonomic case study on Geocoris (Piocoris) erythrocephalus (Lepeletier & Serville, 1825) (Hemiptera: Heteroptera: Geocoridae)

. Zootaxa, 4482 (3), 541–550.