{"id":"000030084","type":"book","title":"Pleistocene changes in the fauna and flora of South America / Beryl Simpson Vuilleumier. - Washington, D.C","container-title":"Science ; 173.1971, no. 3999, S. 771-780 : 4 Ill. ; 3 Tab","author":[{"family":"Vuilleumier","given":"Beryl Simpson"}],"issued":{"raw":"1971"}}