1 |
C. Atindogbe and K. L. Duggal, Conformal screen on lightlike hypersurfaces, Int. J. Pure Appl. Math. 11 (2004), no. 4, 421-442.
|
2 |
C. Atindogbe, J.-P. Ezin, and J. Tossa, Lightlike Einstein hypersurfaces in Lorentzian manifolds with constant curvature, Kodai Math. J. 29 (2006), no. 1, 58-71.
DOI
|
3 |
J. Dong and X. Liu, Totally umbilical lightlike hypersurfaces in Robertson-Walker space-times, ISRN Geom. 10 (2014) pages Art. ID 974695.
|
4 |
K. L. Duggal and A. Bejancu, Lightlike Submanifolds of Semi-Riemannian Manifolds and Applications, Kluwer Academic Publishers, Dordrecht, 1996.
|
5 |
K. L. Duggal and A. Gimenez, Lightlike hypersurfaces of Lorentzian manifolds with distinguished screen, J. Geom. Phys. 55 (2005), no. 1, 107-122.
DOI
|
6 |
M. Gutierrex and B. Olea, Lightlike hypersurfaces in Lorentzian manifolds, arXiv: 1207.1030v1 [math.DG] 4 Jul., 2012.
|
7 |
T. H. Kang, On lightlike hypersurfaces of a GRW space-time, Bull. Korean Math. Soc. 49 (2012), no. 4, 863-874.
DOI
|
8 |
X. Liu and Q. Pan, On horizontal lightlike hypersurfaces of Robertson-Walker space-times, Commun. Korean Math. Soc. 30 (2015), no. 2, 109-121.
DOI
|
9 |
M. Navarro, O. Palmas, and D. A. Solis, Null hypersurfaces in generalized Robertson-Walker spacetimes, J. Geom. Phys. 106 (2016), 256-267.
DOI
|
10 |
B. O'Neill, Semi-Riemannian Geometry with Applications to Relativity, Academic Press, New York, 1982.
|