Deepak Umarao Sarwe, et al. “An Analysis of Annular fin’s Thermal Conductivity and Heat Production Using the DTM-Pade Approximation”. Journal of Computational Analysis and Applications (JoCAAA), vol. 33, no. 1A, Apr. 2024, pp. 168-97, https://eudoxuspress.com/index.php/pub/article/view/19.