44 citations · 89 across the 5 of their papers we have counts for
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math.DG2011★ 44 cited
Riemannian submersions from almost contact metric manifolds
Stere Ianus, Adrian Mihai Ionescu, Raluca Mocanu +1
In this paper we obtain the structure equation of a contact-complex Riemannian submersion and give some applications of this equation in the study of almost cosymplectic manifolds…
math.DG2007★ 8 cited
Foliations on quaternion CR-submanifolds
Stere Ianus, Adrian Mihai Ionescu, Gabriel Eduard Vilcu
The purpose of this paper is to study the canonical foliations of a quaternion CR-submanifold of a quaternion Kähler manifold.
math.DG2003
A note on para-quaternion manifolds
A. M. Ionescu, G. E. Vilcu
We show that a para-quaternion nearly Kahler manifold is necessarily a para-quaternion Kahler manifold