Baied, Carlos A. <br/><br/>
Mountain research and development. Separata ;   no.2 

 - Washington-US :   International mountain society ,   1993. 
 - páginas 145-156  
 - Irregular 
 - Vol.13, no2(1993) 
 - Mountain research and development. Separata ;   no.2 .
 - International mountain society. .