Optical studies of SHI Irradiated poly(o-toluidine)-PVC blendsG. B.V.S. Lakshmi, V. Ali, A. M. Siddiqui, P. K. Kulriya and M. ZulfequarEur. Phys. J. Appl. Phys., 39 3 (2007) 251-255DOI: https://doi.org/10.1051/epjap:2007121