TY  - DATA
AU  - Gorenstein, Daniel.
AU  - Harada, Koichiro,
TI  - Finite groups whose 2-subgroups are generated by at most 4 elements
T2  - Memoirs of the American Mathematical Society, 
SN  - 9780821899472 (online)
PY  - 1974///
CY  - Providence
PB  - American Mathematical Society
UR  - http://www.ams.org/memo/0147
ER  -