CR-Warped Product Submanifolds of Lorentzian Manifolds
Mathematica Moravica, Tome 14 (2010) no. 1.

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In this paper, we study warped product CR-submanifolds of a Lorentzian Sasakian manifold. We show that the warped product of the type $M = N_{\perp}\times_{f} N_{T}$ in a Lorentzian Sasakian manifold is simply $CR$-product and obtain a characterization of CR-warped product submanifolds.
Mots-clés : Warped product, CR-submanifold, contact CR-warped product, Lorentzian Sasakian manifold 
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Siraj Uddin. CR-Warped Product Submanifolds of Lorentzian Manifolds. Mathematica Moravica, Tome 14 (2010) no. 1. https://geodesic-test.mathdoc.fr/item/MM3_2010_14_1_a13/