1 K. L. Duggal, "Totally umbilical lightlike submanifolds" 26 (26): 49-68, 2003
2 X. Senlin, "Submanifolds of product Riemannian manifold" 20 (20): 213-218, 2000
3 D. N. Kupeli, "Singular Semi-Riemannian Geometry, vol. 366" Kluwer 1996
4 M. At¸ceken, "Semi-invariant lightlike submanifolds of a semi-Riemannian product manifold" 30 (30): 361-378, 2007
5 B. O’Neill, "Semi-Riemannian Geometry with Applicitaions to Relativity" Academic Press 1983
6 B. S¸ahin, "Semi-Invariant submanifolds of Riemannian product mani-fold" 8 (8): 91-100, 2003
7 E. Kili¸c, "Screen semi invariant lightlike submanifolds of a semi-Riemannian product manifolds" 4 : 120-135, 2011
8 S. M. Khursheed Haider, "Screen Cauchy-Riemann lightlike submanifolds of a semi-Riemannian product manifold" 4 (4): 141-154, 2011
9 K. L. Duggal, "Screen Cauchy-Riemann lightlike submanifolds" 106 (106): 137-165, 2005
10 K. L. Duggal, "Lorentzian geometry of CR submanifolds" 17 (17): 171-193, 1989
1 K. L. Duggal, "Totally umbilical lightlike submanifolds" 26 (26): 49-68, 2003
2 X. Senlin, "Submanifolds of product Riemannian manifold" 20 (20): 213-218, 2000
3 D. N. Kupeli, "Singular Semi-Riemannian Geometry, vol. 366" Kluwer 1996
4 M. At¸ceken, "Semi-invariant lightlike submanifolds of a semi-Riemannian product manifold" 30 (30): 361-378, 2007
5 B. O’Neill, "Semi-Riemannian Geometry with Applicitaions to Relativity" Academic Press 1983
6 B. S¸ahin, "Semi-Invariant submanifolds of Riemannian product mani-fold" 8 (8): 91-100, 2003
7 E. Kili¸c, "Screen semi invariant lightlike submanifolds of a semi-Riemannian product manifolds" 4 : 120-135, 2011
8 S. M. Khursheed Haider, "Screen Cauchy-Riemann lightlike submanifolds of a semi-Riemannian product manifold" 4 (4): 141-154, 2011
9 K. L. Duggal, "Screen Cauchy-Riemann lightlike submanifolds" 106 (106): 137-165, 2005
10 K. L. Duggal, "Lorentzian geometry of CR submanifolds" 17 (17): 171-193, 1989
11 K. L. Duggal, "Lightlike Submanifolds of semi-Riemannian Manifolds and Applications, Vol. 364 of Mathematics and its Applications" Kluwer Academic Pub-lishers 1996
12 Rakesh Kumar, "INTEGRABILITY OF DISTRIBUTIONS IN GCR-LIGHTLIKE SUBMANIFOLDS OF INDEFINITE KAEHLER MANIFOLDS" 대한수학회 27 (27): 591-602, 2012
13 C. L. Bejan, "Global lightlike manifolds and harmonicity" 28 (28): 131-145, 2005
14 K. L. Duggal, "Generalized Cauchy-Riemann lightlike submanifolds of Kaehler manifolds" 112 (112): 107-130, 2006
15 Sangeet Kumar, "GCR-lightlike submanifolds of indefinite nearly Kaehler manifolds" 대한수학회 50 (50): 1173-1192, 2013
16 R. Kumar, "GCR-lightlike product of indefinite Kaehler manifolds" 2011 : 13-, 2011
17 S. Kumar, "Characterization of holomorphic bisectional curvature of GCR-lightlike submanifolds" 2012 : 18-, 2012
18 K. L. Duggal, "CR-structures and Lorentzian geometry" 7 (7): 211-223, 1986