“On a Smooth Riemannian Space with Generalized 2–Recurrent Curvature Tensors”, J. Int. Acad. Phys. Sci., vol. 14, no. 04, pp. 399–412, Dec. 2010, Accessed: Oct. 23, 2026. [Online]. Available: http://www.iaps.org.in/journal/index.php/journaliaps/article/view/266