Geodesic
Some remarks on quaternion-Hermitian manifolds
Archivum mathematicum, Tome 33 (1997) no. 4, pp. 349-354 Cet article a éte moissonné depuis la source Czech Digital Mathematics Library

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Nearly-quaternionic Kähler manifolds of dimension at least $8$ are shown to be quaternionic Kähler. Restrictions on the covariant derivative of the fundamental four-form of a semi-quaternionic Kähler are also found.
Nearly-quaternionic Kähler manifolds of dimension at least $8$ are shown to be quaternionic Kähler. Restrictions on the covariant derivative of the fundamental four-form of a semi-quaternionic Kähler are also found.
Classification : 53C15, 53C25, 53C55
Keywords: G-structure; quaternion-Hermitian manifold; nearly-quaternionic Kähler; semi-quaternionic Kähler; fundamental four-form 
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Swann, Andrew. Some remarks on quaternion-Hermitian manifolds. Archivum mathematicum, Tome 33 (1997) no. 4, pp. 349-354. http://geodesic.mathdoc.fr/item/ARM_1997_33_4_a8/

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