@article{1104116624,
author = {Hitchin, N. J. and Karlhede, A. and Lindstr\"om, U. and Ro\v cek, M.},
title = {Hyper-K\aa hler metrics and supersymmetry},
journal = {Comm. Math. Phys.},
volume = {108},
number = {1},
year = {1987},
pages = { 535-589},
language = {en},
url = {http://dml.mathdoc.fr/item/1104116624}
}
Hitchin, N. J.; Karlhede, A.; Lindström, U.; Roček, M. Hyper-Kåhler metrics and supersymmetry. Comm. Math. Phys., Tome 108 (1987) no. 1, pp. 535-589. http://gdmltest.u-ga.fr/item/1104116624/