@article{GDZPPN002338416,
title = {Moduli of half conformally flat structures.},
journal = {Mathematische Annalen},
volume = {295},
year = {1993},
pages = {687-708},
zbl = {0788.58011},
url = {http://dml.mathdoc.fr/item/GDZPPN002338416}
}
Itoh, Mitsuhiro. Moduli of half conformally flat structures.. Mathematische Annalen, Tome 295 (1993) pp. 687-708. http://gdmltest.u-ga.fr/item/GDZPPN002338416/