TY - JOUR AU - S. M. Tashpulatov TI - Spectra and Localized Impurity States of One-Magnon Systems in the Heisenberg Isotropic Ferromagnetic Impurity Model JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2001 SP - 482 EP - 488 VL - 126 IS - 3 UR - http://geodesic.mathdoc.fr/item/TMF_2001_126_3_a8/ LA - ru ID - TMF_2001_126_3_a8 ER -