The analysis of the electrical properties of BLT ceramics fabricated from sol-gel derived powders Beata Wodecka-Dus, Malgorzata Adamczyk, Jolanta Dzik and Katarzyna Osinska Eur. Phys. J. B, 89 2 (2016) 52 Published online: 22 February 2016 DOI: 10.1140/epjb/e2016-60529-5