Conservation Laws and Symmetry Multi-Reductions of Two (2 + 1)-Dimensional Equations: The Zakharov-Kuznetsov (ZK) Equation and a Nonlinear Wave Equation. Eur. J. Pure Appl. Math. [Internet]. 2025 Jan. 31 [cited 2025 Dec. 5];18(1):5371. Available from: https://www.ejpam.com/index.php/ejpam/article/view/5371