Hosseini, SeyedMohammadErfan, and Somayeh Saiedinezhad. “Application of Lipschitz Viscosity Solutions for Higher-Order Partial Differential Equations Containing the Special Lagrangian Operator”. Tamkang Journal of Mathematics (June 6, 2025). Accessed October 10, 2025. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/5585.