Research output: Contribution to journal › Article › peer-review
| Original language | English |
|---|---|
| Pages (from-to) | 139-145 |
| Number of pages | 7 |
| Journal | Proceedings of the Steklov Institute of Mathematics |
| Volume | 283 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - Dec 2013 |
ID: 841153