TY - JOUR AU - G. I. Laptev TI - Mathematical singularities of a problem on the penetration of a magnetic field into a substance JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1988 SP - 1332 EP - 1345 VL - 28 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1988_28_9_a4/ LA - ru ID - ZVMMF_1988_28_9_a4 ER -