↑Macdonald, David W. The Encyclopedia of Mammals. New York, NY: Facts on File, 1984 ISBN0-87196-871-1.
↑Bogdanov, AS; Bannikova, AA; Pirusskiĭ, IuM; Formozov, NA (2009). “The first genetic evidence of hybridization between west European and northern white-breasted hedgehogs (Erinaceus europaeus and E. Roumanicus) in Moscow Region”. 《Izvestiia Akademii nauk. Seriia biologicheskaia / Rossiiskaia akademiia nauk》 (6): 760–5. PMID20143638.