Dai , ShuyangSun , ZhiyuanWang , FengruYang , Jerry Zhijian and Yuan , Cheng. (2022). Hierarchical Absorbing Interface Conditions for Wave Propagation on Non-Uniform Meshes.
Numerical Mathematics: Theory, Methods and Applications. 15 (1).
251-278.
doi:10.4208/nmtma.OA-2021-0135