Barker, Alex W. <br/><br/>
Mesoarmerican origin for an obsidian scraper from the precolumbian southeastern United States. 

 - Washington-US :   Society for American Archaeology,   2002. 
 - p. 103-108 :   il. 
 - Trimestral 
 - Vol. 67, no, 1 (Jan 2002) 
 - American Antiquity ;   vol. 67 no. 1 .
 - Washington.   Society for American Archaeology. .
<br/><br/> Artículo dentro de: Reports. 
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