V. H. Moll, “The integrals in Gradshteyn and Ryzhik. Part 6: The beta function”, Sci. Ser. A Math. Sci. (N.S.), vol. 16, pp. 9–24, Oct. 2007, Accessed: Jun. 07, 2025. [Online]. Available: https://revistas.usm.cl/scientia/article/view/105