{"id":"001031230","type":"book","title":"Aves","publisher":"Państwowe Wydawnictwo Naukowe","publisher-place":"Warszawa","pages":"31-38","container-title":"Excavation in the Bacho Kiro Cave (Bulgaria) : Final report","author":[{"family":"Bocheński","given":"Zygmunt"}],"issued":{"raw":"1982"}}