“SOLVABILITY OF THE THIRD-ORDER KORTEWEG-DE VRIES (KDV) EQUATION BY VARIATIONAL ITERATION AND NEW ITERATIVE METHODS”.
FULafia Journal of Science and Technology , vol. 6, no. 2, Dec. 2020, pp. 19-26,
https://lafiascijournals.org.ng/index.php/fjst/article/view/173.