by LERA, F, RILLO, C, NAVARRO, R, BARTOLOME, J, PUERTOLAS, J. A, OTERO-DIAZ, L. C, FERNANDEZ, F, SAEZ-UCHE, R, PEREZ-FRIAS, M. T, VICENT, J. L
Published in Journal of magnetism and magnetic materials (01.10.1988)