1. T. Ogawa, K. Onishi and T. Misawa, J. Less-Common Met., 138 (1988) 143–154.
2. K. Yamamoto, Y. Tsushio, S. Tanioka, T. Shimizu, T. Morishita, S. Orimo and H. Fujii, J. Alloys Comp., 231 (1995) 689–695.
3. H. Iba and E. Akiba, J. Alloys Comp., 231 (1995) 508–512.
4. M. Hirscher, J. Mössinger and H. Kronmüller, J. Alloys Comp., 231 (1995) 267–273.
5. H. Kronmüller, Nachwirkung in Ferromagnetika, Springer, Berlin, 1968.