Kumar, Tejinder, Sangeet Kumar, and Pankaj Kumar. “Slant Lightlike Submanifolds of Semi-Riemannian Product Manifolds”. Sarajevo Journal of Mathematics 19, no. 2 (January 24, 2024): 155–170. Accessed November 23, 2024. https://sjm.anubih.ba/index.php/sjm/article/view/145.