Research output: Contribution to journal › Article › peer-review
| Original language | English |
|---|---|
| Pages (from-to) | 3-7 |
| Number of pages | 5 |
| Journal | Mathematical Notes of the Academy of Sciences of the USSR |
| Volume | 33 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - 1 Jan 1983 |
ID: 7884922