T. Moretlo, B. Muatjetjeja, and A. Adem, “Lie Symmetry Analysis and Conservation Laws of a Two-Wave Mode Equation for the Integrable Kadomtsev-Petviashvili Equation”, JAND, vol. 10, no. 1, pp. 65–79, Aug. 2026, doi: 10.5890/JAND.2021.03.004.