TY  - DATA
AU  - Benson, D. J.
AU  - Cohen, Frederick R.
TI  - Mapping class groups of low genus and their cohomology 
T2  - Memoirs of the American Mathematical Society, 
SN  - 9781470408695 (online)
PY  - 1991///
CY  - Providence, R.I., USA
PB  - American Mathematical Society
UR  - http://www.ams.org/memo/0443
ER  -