| Type | Article |
| Authors(s) | Stepanov, E.M. |
| Year | 1939 |
| Title | The bugs Stephanitis injurious to azaleas and rhododendrons as object of quarantine |
| Volume | 4 |
| Page(s) | 10-11 |
| Published in/Publisher | Informatsionnyi Byulleten' po Voprosam Karantina Rastenii |
| Type | Article |
| Authors(s) | Stepanov, E.M. |
| Year | 1939 |
| Title | The bugs Stephanitis injurious to azaleas and rhododendrons as object of quarantine |
| Volume | 4 |
| Page(s) | 10-11 |
| Published in/Publisher | Informatsionnyi Byulleten' po Voprosam Karantina Rastenii |