Magneto-Optical Effects and Electrical Resistivity of La0.8-xBixSr0.2MnO3 Films Y. Yokoyama, K. Ando, M. Umeda, W. Zaets, T. Hirano, I. Solovyev et Y. Suzuki J. Phys. IV France, 07 C1 (1997) C1-643-C1-644 DOI: 10.1051/jp4:19971266