Team, S. “Some New Formulas for Horn’s Hypergeometric Functions H_1, H_2, H_3, H_4, H_5, H_6, and H_7: Ayman Shehata, Shimaa I. Moustafa”. Thai Journal of Mathematics, vol. 20, no. 2, June 2022, pp. 1011–1030, https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1377.