| Original language | English |
|---|---|
| Pages (from-to) | 20-22 |
| Number of pages | 3 |
| Journal | Physical Review Letters |
| Volume | 48 |
| Issue number | 1 |
| Publication status | Published - 1982 |
| Original language | English |
|---|---|
| Pages (from-to) | 20-22 |
| Number of pages | 3 |
| Journal | Physical Review Letters |
| Volume | 48 |
| Issue number | 1 |
| Publication status | Published - 1982 |