EFFECT OF APPLICATION OF FIELDS ON THE DOMAIN STRUCTURE IN SMALL REGULARLY SHAPED MAGNETIC PARTICLES S. McVitie, J. N. Chapman, S. J. Hefferman and W. A. P. Nicholson J. Phys. Colloques, 49 C8 (1988) C8-1817-C8-1818 DOI: 10.1051/jphyscol:19888830