R.L.. <br/><br/>
A fiery debate :   Few Agree on the Origins of Campfires. 

 - Oregon-XXU :   The Leach Publishing Group,   1999. 
 - p. 86-87 :   il. 
 - Bimestral 
 - Vol. I, no. 5, (Sep./Oct. 1999) 
 - Discovering Archaeology ;   no. 5 .
 - Estados Unidos.   The Leach Publishing Group. .
<br/><br/><br/>Art¡culo en inglés.