Relaxor freezing and electric-field–induced ferroelectric transition in a lanthanum lead zirconate titanate ceramicsV. Bobnar, Z. Kutnjak, R. Pirc and A. LevstikEurophys. Lett., 48 3 (1999) 326-331DOI: https://doi.org/10.1209/epl/i1999-00549-4