Reference
Boris Krystufek, Nedko Nedyalkov, Jonas J. Astrin, Rainer Hutterer (2018): News from the Balkan refugium: Thrace has an endemic mole species (Mammalia: Talpidae) – Bonn zoological Bulletin - früher Bonner Zoologische Beiträge. – 67: 41 - 57.