Earth and Planetary Sciences 

 - National  Indian Academy Of Science, Bangalore  1997 
 -  106 .
<br/><br/> Issue No. 1-4 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Earth<br/>and<br/>Planetary<br/>Sciences<br/>Aronautical Engineering<br/>Aronautical Engineering