{"id":"001047578","type":"book","title":"A Heavy Duty Chopping Tool from a Birnirk House in Ekven, Chukotka","publisher":"The National Museum of Denmark","publisher-place":"Copenhagen","pages":"221-226","container-title":"Fifty Years of Artic ResearchAnthropological Studies From Greenland to Siberia","author":[{"family":"Müller-Beck","given":"Hansjürgen."}],"issued":{"raw":"1997"}}