Exponentially Fitted and Trigonometrically Fitted Explicit Modified Runge-Kutta Type Methods for Solving y'''(x) = f(x, y, y'). - Nizam Ghawadri; Norazak Senu; Fudziah Ismail; Zarina Bibi Ibrahim (J. Appl. Math., 2018)

Diagonally Implicit Runge-Kutta Type Method for Directly Solving Special Fourth-Order Ordinary Differential Equations with Ill-Posed Problem of a Beam on Elastic Foundation. - Nizam Ghawadri; Norazak Senu; Firas Adel Fawzi; Fudziah Ismail; Zarina Bibi Ibrahim (Algorithms, 2019)

Explicit Integrator of Runge-Kutta Type for Direct Solution of u(4) = f(x, u, u′, u″). - Nizam Ghawadri; Norazak Senu; Firas Adel Fawzi; Fudziah Ismail; Zarina Bibi Ibrahim (Symmetry, 2019)