TORQUE MEASUREMENTS ON SINGLE-CRYSTALLINE Y2Co17, Gd2Co17 AND Y2Fe17 B. Matthaei, J. J. M. Franse, S. Sinnema et R. J. Radwński J. Phys. Colloques, 49 C8 (1988) C8-533-C8-534 DOI: 10.1051/jphyscol:19888242