| Type | Article |
| Authors(s) | Putshkov, V.G. & L.V. Putshkova |
| Year | 1957 |
| Title | Stethoconus cyrtopeltis Flor and its connections with Stephanitis pyri |
| Volume | 28 |
| Page(s) | 79-84 |
| Published in/Publisher | Zbirnyk Prats' Zoologichnogo Muzeyu Akademiya Nauk Ukrains'koi RSR |