B. S. Anitha and C. S. Bagewadi, “Invariant Submanifolds of Trans-Sasakian Manifolds”, Ukr. Mat. Zhurn., vol. 67, no. 10, pp. 1309–1320, Oct. 2015, Accessed: Feb. 16, 2026. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/2068