Self-duality and $4$-manifolds with nonnegative curvature on totally isotropic $2$-planes.
Noronha, Maria Helena
Michigan Math. J., Tome 41 (1994) no. 1, p. 3-12 / Harvested from Project Euclid
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Publié le : 1994-05-14
Classification:  53C25,  53C21 
@article{1029004910,
     author = {Noronha, Maria Helena},
     title = {Self-duality and $4$-manifolds with nonnegative curvature on totally isotropic $2$-planes.},
     journal = {Michigan Math. J.},
     volume = {41},
     number = {1},
     year = {1994},
     pages = { 3-12},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1029004910}
}

Noronha, Maria Helena. Self-duality and $4$-manifolds with nonnegative curvature on totally isotropic $2$-planes.. Michigan Math. J., Tome 41 (1994) no. 1, pp.  3-12. http://gdmltest.u-ga.fr/item/1029004910/