TY  - DATA
AU  - Mazur, Barry.
AU  - Rubin, Karl.
TI  - Kolyvagin systems 
T2  - Memoirs of the American Mathematical Society, 
SN  - 9781470403973 (online)
PY  - 2004///
CY  - Providence, R.I.
PB  - American Mathematical Society
UR  - http://www.ams.org/memo/0799
ER  -