Properties of Pb0.71K0.145Sm0.145Nb2O6 analysed within piezoelectric, dielectric, impedance, electric modulus and conductivityK. Sambasiva Rao, D. Madhava Prasad, P. Murali Krishna and J.-H. LeeEur. Phys. J. Appl. Phys., 41 3 (2008) 229-236DOI: https://doi.org/10.1051/epjap:2008026