Influence of Surface on the Effective Magnetic Fields in alpha-Fe2O3 and FeBO3 Kamzin, A. S. ; Stahl, B. ; Gellert, R. ; Müller, M. ; Kankeleit, E. ; Vcherashniĭ, D. B. Abstract Publication: Physics of the Solid State Pub Date: September 2000 DOI: 10.1134/1.1309453 Bibcode: 2000PhSS...42.1691K