Research output: Contribution to journal › Article › peer-review
| Original language | English |
|---|---|
| Pages (from-to) | 9-14 |
| Number of pages | 6 |
| Journal | Vestnik St. Petersburg University: Mathematics |
| Volume | 56 |
| Issue number | 1 |
| DOIs | |
| State | Published - 1 Mar 2023 |
ID: 104618333