This is a brief review of how sigma models in Projective Superspace have become important tools for constructing new hyperkähler metrics.
@article{108087, author = {Ulf Lindstr\"om}, title = {Hyperkaehler metrics from projective superspace}, journal = {Archivum Mathematicum}, volume = {043}, year = {2007}, pages = {491-498}, zbl = {1199.51024}, mrnumber = {2381791}, language = {en}, url = {http://dml.mathdoc.fr/item/108087} }
Lindström, Ulf. Hyperkaehler metrics from projective superspace. Archivum Mathematicum, Tome 043 (2007) pp. 491-498. http://gdmltest.u-ga.fr/item/108087/
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