“Kaluza-Klein Barotropic Cosmological Models with Varying Gravitational Constant G in Creation Field Theory of Gravitation”, GJSFR, vol. 15, no. F3, pp. 27–36, May 2015, Accessed: Aug. 13, 2026. [Online]. Available: https://www.journalofscience.org/index.php/GJSFR/article/view/1542