TY  - JOUR
AU  - G. A. Zaitsev
TI  - Shift of energy levels of a particle with spin $1/2$ in a Coulomb field
JO  - Doklady Akademii Nauk
PY  - 1957
SP  - 61
EP  - 63
VL  - 114
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1957_114_1_a14/
LA  - ru
ID  - DAN_1957_114_1_a14
ER  -