J. Van Weers Dees et Rook Lorenzo, Turolian and Ruscinian porcupines(genus Histrix,Rodentia)from Europe, Asia and North Africa, Palaontologische Zeitschrift Palaontologische Zeitschrift (Print);Journal of Palaontologische Gesellschaft Scientific contributions to palaeontology, 76(2), 2002, pp. 95-113