Ravi, K.N <br/><br/>
Pollution ageing studies of insulators under DC voltages - a thesis submitted for the degree of Doctor of Philosophy in the faculty of engineering 

 - Bangalore  IISc  1994 
 - x+77p 
<br/><br/><label>Universal Decimal Class. No.: </label>621.315.62.024.027  / RAV.94