The discovery of bone material,which has apparently been deliberatelyincised,cut or broken with purposive intent,found in association with the skeletalremains of Sinanthropus or with its lithic artifacts in the Choukoutien caves,has
W. C. PEI.1933. PRELIMINARY NOTE ON SOME INCISED, CUT AND BROKEN BONES FOUND IN ASSOCIATION WITH SINANTHROPUS REMAINS AND LITHIC ARTIFACTS FROM CHOUKOUTIEN.[J]. Acta Geologica Sinica(),12(0):165-178
