Krishnamurthi, Vijaya  <br/><br/>
Ellipsometric study of the changes in optical properties (Aging) of non-chopped and chopped films of cryolite, Mg F2, ZnS and their co-deposited mixtures in various ambients 
Krishnamurthi, Vijaya  
 - Pune  Savitribai Phule Pune University  1982