Zhang XY, Chen RL. A Stable Subgridding 2D-FDTD Method for Ground Penetrating Radar Modeling. ACES Journal [Internet]. 2025 Jun. 30 [cited 2026 Apr. 22];40(06):499–507. Available from: https://journals.riverpublishers.com/index.php/ACES/article/view/27219