{"id":"000096090","type":"article","title":"Observations on the Acheulean occupation site of Ambrona (Soria province, Spain), with particular reference to recent investigations (1980-1983) and the lower occupation","publisher":"Verlag des Römisch-Germanischen Zentralmuseums","publisher-place":"Mainz","pages":"33-82","container-title":"Jahrbuch des Römisch-Germanischen Zentralmuseums Mainz, 38, 1.1991","author":[{"family":"Howell","given":"F. Clark"}],"issued":{"raw":"1991"}}