Molchanova N. G. RussiaYekaterinburg Institute of high-temperature Electrochemistry UB of RAS, 20, Akademicheskaya St., Yekaterinburg, 620990 Author's articles Influence of substitution of B-sublattice on lithium ion conductivity in perovskite-type oxide Li3xLa2/3-xTi1-yМеyO3 Me – Zr An Influence of the Synthesis Technique on the Physicochemical Properties of LaLi0.1Со0.1Fe0.8O3 – Δ