Shihab , M. A., Taha, W. M., Hameed , R. A., & Jameel, A. F. (2023). Application of the Variational Iteration Method for the time-fractional Kaup-Kupershmidt Equation and the Boussinesq-Burger equation. Iraqi Journal of Science, 64(10), 5190-5207. https://doi.org/10.24996/ijs.2023.64.10.27