{"id":"001009414","type":"book","title":"Malacofauna from a rock-shelter in Ruskie Skały tors (Będkowska Valley, Cracow Upland)","publisher-place":"Kraków","pages":"27-33","container-title":"Studies on cave sediments of the Cracow Upland (Poland","author":[{"family":"Alexandrowicz","given":"Stefan W."}],"issued":{"raw":"1992"}}