| Original language | French |
|---|---|
| Journal | C. R. Acad. Sci. Paris Sér. I Math. |
| Volume | 291 |
| Issue number | 9 |
| Pages (from-to) | A515-A517 |
| ISSN | 0151-0509 |
| Publication status | Published - 1980 |
| Original language | French |
|---|---|
| Journal | C. R. Acad. Sci. Paris Sér. I Math. |
| Volume | 291 |
| Issue number | 9 |
| Pages (from-to) | A515-A517 |
| ISSN | 0151-0509 |
| Publication status | Published - 1980 |