| Type | Article |
| Authors(s) | Hellén, W. |
| Year | 1926 |
| Title | Hemipterologische Notizen aus Finnland |
| Volume | 6 |
| Page(s) | 9-15 |
| Published in/Publisher | Notulae Entomologicae |
| Type | Article |
| Authors(s) | Hellén, W. |
| Year | 1926 |
| Title | Hemipterologische Notizen aus Finnland |
| Volume | 6 |
| Page(s) | 9-15 |
| Published in/Publisher | Notulae Entomologicae |