{"id":"000027931","type":"book","title":"The Bato caves, Sorsogon province, Philippines: a preliminary report of a jar burial-stone tool assemblage.- Manila","container-title":"University of Manila: journal of east asiatic studies; 6.1957, no. 1, S. 49-55: 1 Kt","author":[{"family":"Fox","given":"Robert B."}],"issued":{"raw":"1957"}}