Tiwari, Puja, Prof . M.N Bandyopadhyay, Satakshi Chatterjee, and Prof. S. N. Bandyopadhyay. “Expansion of the Universe and Its Correlation With Dark Energy”. International Journal of Advanced Astronomy 8, no. 1 (May 15, 2020): 10–18. Accessed May 3, 2024. https://sciencepubco.com/index.php/IJAA/article/view/30599.