Korotayev, Andrey. <br/><br/>
American anthropologist ;   vol. 105, no. 2 

 - Arlington-XXU :   American Anthropologist Association,   2003. 
 - p. 353-358 
 - Trimestral 
 - vol. 105, no. 2(Jun. 2003) 
 - American anthropologist ;   vol. 105, no. 2 .