De, U. C., M. Turan, and A. Yildiz. “On 3-Dimensional F-Kenmotsu Manifolds and Ricci Solitons”. Ukrains’kyi Matematychnyi Zhurnal 65, no. 5 (May 25, 2013): 620–628. Accessed December 5, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/2446.