| Type | Article |
| Authors(s) | Niemczyk, E. |
| Year | 1967 |
| Title | Psallus ambiguus (Fall.) (Heteroptera, Miridae). Part I. Morphology and biology |
| Volume | 37 |
| Page(s) | 797-842 |
| Published in/Publisher | Polskie Pismo Entomologiczne |
| Type | Article |
| Authors(s) | Niemczyk, E. |
| Year | 1967 |
| Title | Psallus ambiguus (Fall.) (Heteroptera, Miridae). Part I. Morphology and biology |
| Volume | 37 |
| Page(s) | 797-842 |
| Published in/Publisher | Polskie Pismo Entomologiczne |