| Type | Article |
| Authors(s) | Hoffmann, W.E. |
| Year | 1930b |
| Title | Notes on the biology of Ranatra filiformis (Hemiptera, Nepidae) |
| Volume | 9 |
| Page(s) | 385-392 |
| Published in/Publisher | Lingnan Science Journal |
| Type | Article |
| Authors(s) | Hoffmann, W.E. |
| Year | 1930b |
| Title | Notes on the biology of Ranatra filiformis (Hemiptera, Nepidae) |
| Volume | 9 |
| Page(s) | 385-392 |
| Published in/Publisher | Lingnan Science Journal |