Singh, Dr. “Static Spherical Fluid Models in Einstein–Cartan–Sciama–Kibble Theory A Study of Torsion, Spin–Gravity Coupling, And Self-Gravitating Configurations”. International Journal Of Mathematics And Computer Research 14, no. 10 (October 3, 2026): 6886-6893. Accessed October 23, 2026. https://mail.ijmcr.in/index.php/ijmcr/article/view/1388.