Qasem, Fahmi Yaseen Abdo, and Fatma Abdullah Mohammed Ahmed. “On a Generalized \(βH\) – Trirecurrent Finsler Space”. University of Aden Journal of Natural and Applied Sciences 23, no. 2 (October 31, 2019): 463–467. Accessed September 16, 2024. https://uajnas.adenuniv.com/index.php/uajnas/article/view/42.