UV, Satya Seshavatharam, Terry Tatum E, and Lakshminarayana S. “Applications of Light Speed Expansion and Gravitational Self-Energy Density in Black Hole Cosmology”. International Journal of Advanced Astronomy 3, no. 2 (November 7, 2015): 123–128. Accessed May 5, 2024. https://sciencepubco.com/index.php/IJAA/article/view/5418.