Zoltán Horusitzky, F. 2003. Palaeolithic flutes: Divje babe I, Istállóskő, Lokve etc. Viewpoints of experts and their adversaries: Critical survey of the “Archaeological appraisal of the Divje babe I specimen No652”,and arguments to defend the specimens PB51/20 and Pb606 of the HNM Budapest. Arheološki vestnik. 54, (Jan. 2003).