Apparent Young's modulus in PMN-PT electrostrictive ceramicsJ. Scortesse, J. F. Manceau, F. Bastien, M. Lejeune, S. Kurutcharry and M. OudjediEur. Phys. J. AP, 14 3 (2001) 155-158DOI: https://doi.org/10.1051/epjap:2001153