@article{M2AN_2022__56_2_385_0,
     author = {Leng, Haitao and Chen, Yanping},
     title = {A hybridizable discontinuous {Galerkin} method for second order elliptic equations with {Dirac} delta source},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {385--406},
     year = {2022},
     publisher = {EDP-Sciences},
     volume = {56},
     number = {2},
     doi = {10.1051/m2an/2022005},
     mrnumber = {4379608},
     language = {en},
     url = {https://www.numdam.org/articles/10.1051/m2an/2022005/}
}