Reference
V. Puthz (2003): Die Gruppe des Stenus (Hemistenus) hopffgarteni Eppelsheim, 1879 (Coleoptera: Staphylinidae) Skupina vrste Stenus (Hemistenus) hopffgarteni Eppelsheim, 1879 (Coleoptera: Staphylinidae) – Acta Entomologica Slovenica – 11: 115 - 127.