Jinru Chen, Likang Li. Preconditioning projection nonconforming element method for the lowest-order Raviart-Thomas mixed triangular element method. Applied Mathematics and Computation, 93(1):31-49, 1998. [doi]
@article{ChenL98a-2, title = {Preconditioning projection nonconforming element method for the lowest-order Raviart-Thomas mixed triangular element method}, author = {Jinru Chen and Likang Li}, year = {1998}, doi = {10.1016/S0096-3003(97)10112-6}, url = {https://doi.org/10.1016/S0096-3003(97)10112-6}, researchr = {https://researchr.org/publication/ChenL98a-2}, cites = {0}, citedby = {0}, journal = {Applied Mathematics and Computation}, volume = {93}, number = {1}, pages = {31-49}, }