Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1991__289_4_164790, author = {Andrew Swann}, title = {Hyper {K\"ahler} and quaternionic {K\"ahler} geometry.}, journal = {Mathematische Annalen}, pages = {421--450}, publisher = {mathdoc}, volume = {289}, number = {4}, year = {1991}, zbl = {0711.53051}, url = {http://geodesic.mathdoc.fr/item/MAN_1991__289_4_164790/} }
Andrew Swann. Hyper Kähler and quaternionic Kähler geometry.. Mathematische Annalen, Tome 289 (1991) no. 4, pp. 421-450. http://geodesic.mathdoc.fr/item/MAN_1991__289_4_164790/