@article{05237001,
title = {A },
journal = {SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]},
volume = {2},
year = {2006},
zbl = {1138.81028},
language = {en},
url = {http://dml.mathdoc.fr/item/05237001}
}
Hopkins, Mark J.; Molev, Alexander I. A . SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only], Tome 2 (2006) . http://gdmltest.u-ga.fr/item/05237001/