Chakradhar, R P S and Yasoda, B and Rao, J L and Gopal, N O (2006) Mixed alkali effect in Li2O-Na2O-B2O3 glasses containing CuO - an EPR and optical study. Journal of Non-Crystalline Solids, 352 (36-37). pp. 3864-3871. ISSN 0022-3093

Chakradhar, R P S and Yasoda, B and Rao, J L and Gopal, N O (2006) Mixed alkali effect in Li2O-Na2O-B2O3 glasses containing Fe2O3 - an EPR and optical absorption study. Materials Research Bulletin, 41 (9). pp. 1646-1656. ISSN 0025-5408