AKINDEINDE, S. O. “A NEW APPROACH FOR FINDING CLOSED FORM SOLUTION OF NTH ORDER INITIAL VALUE PROBLEMS”. Journal of the Nigerian Mathematical Society 35, no. 3 (January 28, 2017): 546–559. Accessed April 19, 2024. https://ojs.ictp.it/jnms/index.php/jnms/article/view/48.