Ref ID:	30278
Ref Type:	Journal Article
Authors:	von Koenigswald, Gustav Heinrich Ralph Weidenreich, Franz
Title:	The relationship between Pithecanthropus and Sinanthropus
Date:	1939
Source:	Nature
DOI:	10.1038/144926a0
Date Created:	3/28/2006
Volume:	144
Number:	3657
Page Start:	926
Page End:	929