TY  - DATA
AU  - Gille, Philippe
AU  - Pianzola, Arturo
TI  - Torsors, reductive group schemes and extended affine lie algebras 
T2  - Memoirs of the American Mathematical Society, 
SN  - 9781470410636 (online)
PY  - 2013///
CY  - Providence, Rhode Island
PB  - American Mathematical Society
UR  - http://www.ams.org/memo/1063
ER  -