Somayeh Arbabi Mohammad-Abadi and  Maliheh Najafi,  Extend Three-wave Method for the (3+1)-Dimensional Soliton Equation.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2011, vol. 56(8). 1408 - 1411
    [viewed 19 March 2024]. Available from: https://publications.waset.org/pdf/9200.