TY - JOUR AU - S. A. Vugal'ter AU - G. M. Zhislin TI - On the discrete-spectrum of the given $SO(2)$ symmetry of many-particle systems with the potential field and the homogeneous magnetic field JO - Zapiski Nauchnykh Seminarov POMI PY - 1992 SP - 28 EP - 41 VL - 197 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1992_197_a1/ LA - ru ID - ZNSL_1992_197_a1 ER -