TY - JOUR AU - Yu. P. Chuburin TI - Perturbation Theory of Resonances and Embedded Eigenvalues of the Schrodinger Operator For a Crystal Film JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2005 SP - 417 EP - 430 VL - 143 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_2005_143_3_a6/ LA - ru ID - TMF_2005_143_3_a6 ER -