PERTURBED CHEBYSHEV-FINITE DIFFERENCE METHOD FOR SOLVINGTHIRD-ORDER ORDINARY DIFFERENTIAL EQUATIONS. FULafia Journal of Science and Technology , [S. l.], v. 10, n. 2, p. 44–53, 2026. DOI: 10.62050/fjst2026.v10n2.775. Disponível em: https://lafiascijournals.org.ng/index.php/fjst/article/view/775.. Acesso em: 9 may. 2026.