5Weiner,S.,X.Xu,P.Goldberg,et al.Evidence for the use of fire at Zhoukoudian,China[J].Science,1998,281(10):251-253.
6Boaz,N.T.,R.L.Ciochon.The scavenging of "Peking Man":New evidence shows that a venerable cave was neither hearth nor home[J].Natural History,2001,3(1):46-51.