TY  - JOUR
AU  - S. A. Syskin
TI  - Finite groups in which centralizers of four-subgroups are 2-groups
JO  - Izvestiya. Mathematics 
PY  - 1979
SP  - 417
EP  - 434
VL  - 13
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM2_1979_13_2_a10/
LA  - en
ID  - IM2_1979_13_2_a10
ER  -