Li , WuyangWang , ZimingCui , TaoXu , Yingxiang and Xiang , Xueshuang. (2022). Deep Domain Decomposition Methods: Helmholtz Equation.
            <i>Advances in Applied Mathematics and Mechanics</i>. <i>15</i> (1).
            118-138.
         doi:10.4208/aamm.OA-2021-0305