| 2003 | ||
|---|---|---|
| 2 | Andrew Knyazev, Olof Widlund: Lavrentiev regularization + Ritz approximation = uniform finite element error estimates for differential equations with rough coefficients. Math. Comput. 72(241): 17-40 (2003) | |
| 1997 | ||
| 1 | Andrew Knyazev: New estimates for Ritz vectors. Math. Comput. 66(219): 985-995 (1997) | |
| 1 | Olof Widlund | [2] |