Electrical conductivity and complex impedance analysis of La0.7−xNdxSr0.3Mn0.7Ti0.3O3 (x≤0.30) perovskite. - Abassi, Amel; Kallel, Nabil; Kallel, Sami; Khirouni, Kamel; Peña, Octavio (Journal of Magnetism & Magnetic Materials, 2016)