Broad-band dielectric spectroscopy of Ba2NaNb5O15 single crystalE. Buixaderas, V. Porokhonskyy, A. Paskhin, M. Savinov and J. PetzeltEur. Phys. J. B, 30 3 (2002) 319-329DOI: https://doi.org/10.1140/epjb/e2002-00385-4