1.
Khristo N. Boyadzhiev, Victor H. Moll. The integrals in Gradshteyn and Ryzhik. Part 21: Hyperbolic functions. Sci. Ser. A Math. Sci. (N.S.). 2012;22:109-127. Accessed June 7, 2025. https://revistas.usm.cl/scientia/article/view/183