COERCIVE FIELD AND DOMAIN WALL PROPERTIES IN [DYxY1-x]Fe2 and 9ErxY1-x]Fe2 INTERMETALLIC COMPOUNDS. - Alves, K.M.B.; CENTRO BRASILEIRO DE PESQUISAS FISICAS; Sampaio, L.C.; Guimarâes; Cunha, S.F. (Rio de Janeiro : CBPF, 1993)