Influence of aluminium ions on physical properties of PbO-P2O5-As2O3 glassesG. Sahaya Baskaran, N. Krishna Mohan, V. Venkateswara Rao, D. Krishna Rao and N. VeeraiahEur. Phys. J. Appl. Phys., 34 2 (2006) 97-106DOI: https://doi.org/10.1051/epjap:2006049