TY  - JOUR
AU  - G. A. Zaitsev
TI  - On the fundamental relativistically invariant equation for a particle with spin $1/2$
JO  - Doklady Akademii Nauk
PY  - 1957
SP  - 1248
EP  - 1250
VL  - 113
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1957_113_6_a16/
LA  - ru
ID  - DAN_1957_113_6_a16
ER  -