TY - JOUR AU - N. Yu. Orlov TI - Phase method of determination of eigenvalues for the Dirac equation JO - Differencialʹnye uravneniâ PY - 1984 SP - 1253 EP - 1258 VL - 20 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1984_20_7_a17/ LA - ru ID - DE_1984_20_7_a17 ER -