P. V, P. BO. Differential Transform Method in General Orthogonal Curvilinear Coordinates. Jour. Inform. Math. Sci. [Internet]. 2018 Aug. 10 [cited 2024 Apr. 28];10(1-2):271-8. Available from: https://www.rgnpublications.com/journals/index.php/jims/article/view/1052