{"id":"000487794","type":"article","title":"IX Congreso nacional de arqueología en Valladolid","publisher-place":"Valladolid","pages":"164-170","container-title":"Boletín del Seminario de estudios de arte y arqueología, Universidad de Valladolid, 31.1965","author":[{"family":"Martín Valls","given":"Ricardo."}],"issued":{"raw":"1965"}}