Structural and magnetic properties of [Er|Tb] multilayers J. Voigt, E. Kentzinger, U. Rücker, W. Schweika, D. Wermeille, W. Schmidt and Th. Brückel Eur. Phys. J. B, 49 4 (2006) 441-451 Published online: 31 March 2006 DOI: 10.1140/epjb/e2006-00080-6