Rights:
© 2005 American Physical Society (APS). This is the accepted version of the following article: Laurson, L. & Alava, Mikko J. 2005. Surface criticality in random field magnets. Physical Review B. Volume 72, Issue 21. 214416/1-6. ISSN 1550-235X (electronic). DOI: 10.1103/physrevb.72.214416, which has been published in final form at http://journals.aps.org/prb/abstract/10.1103/PhysRevB.72.214416.