TY  - JOUR
AU  - Ševečková, Jitka
TI  - The five-group theorem
JO  - Archivum mathematicum
PY  - 1977
SP  - 51
EP  - 54
VL  - 13
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ARM_1977__13_1_a6/
LA  - en
ID  - ARM_1977__13_1_a6
ER  -