1. “Spin Glasses: Irreversibility, Metastability, and the Free Energy Surface,” G. S. Grest, C. M. Soukoulis, and K. Levin: (this volume).
2. A. Brenner, D. E. Couch, and E. K. Williams: J. Res. Natl. Bur. Stand 44, 109 (1950).
3. A. I. Gubanov: Fiz. Tver. Tela 2, 502 (1960).
4. P. Duwez, R. H. Willens, W. Clement: J. Appl. Phys. 31, 1136 (1960).
5. Atomic Energy Review;U Gonzer,1981