“On the Shape Factor of Emden-Fowler Equation of Higher Order and its Numerical Solution by Successive Differentiation Method”, Punjab Univ. J. Math., vol. 52, no. 5, pp. 31–45, May 2025, Accessed: Sep. 04, 2026. [Online]. Available: https://pujm.pu.edu.pk/index.php/pujm/article/view/344