Kamil Jassim, H., Ali Naser, H. and Kleef Jiheel, A. (2018) “A New Efficient Method for solving Helmholtz and Coupled Helmholtz Equations Involving Local Fractional Operators”, University of Thi-Qar Journal of Science, 6(4), pp. 153–157. doi:10.32792/utq/utjsci/v6i4.81.