Mandal, Pradip, Yadab Chandra Mandal, and Shyamal Kumar Hui. “Submanifolds of Sasakian Manifolds With Concurrent Vector Field”. Tamkang Journal of Mathematics 52, no. 4 (October 30, 2021): 445–451. Accessed March 29, 2024. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/3233.