Ahmed Hegazi, Mansour Mahmoud, Hend Salah. On Ramanujan’s asymptotic formula for n!. Journal of Computational Analysis and Applications (JoCAAA) [Internet]. 2021 Oct. 8 [cited 2024 Sep. 1];29(5):987-94. Available from: http://eudoxuspress.com/index.php/pub/article/view/208