Microwave dielectric relaxation of ferroelectric PLZT ceramics in the range of 300-900 K A. Mouhsen, M. E. Achour, J. L. Miane and J. Ravez Eur. Phys. J. AP, 15 2 (2001) 97-104 Published online: 15 August 2001 DOI: 10.1051/epjap:2001171