The effect of cation radii on structural, magnetic and electrical properties of doped manganites La0.6-xPrxSr0.4MnO3 S. Zemni, Ja. Dhahri, J. Dhahri, M. Oumezzine and H. Vincent J. Phys. IV France, 123 (2005) 413-418 DOI: 10.1051/jp4:2005123076