@article{ashallowritzmethodforellipticproblems,
  title = {A Shallow Ritz Method for Elliptic Problems with Singular Sources},
  author = {Ming-Chih Lai and Che-Chia Chang and Wei-Syuan Lin and Wei-Fan Hu and Te-Sheng Lin},
  year = {2021},
  eprint = {2107.12013},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2107.12013v3},
}