TY - JOUR AU - I. M. Sigal AU - F. Ting TI - Pinning of magnetic vortices by an external potential JO - Algebra i analiz PY - 2004 SP - 239 EP - 268 VL - 16 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_2004_16_1_a7/ LA - en ID - AA_2004_16_1_a7 ER -