| Auteur(s) | Vikhanskaya, I.E. |
| Jaar | 1973 |
| Titel | Bees – pollinators of plum culture. On the conservation of the Carpathians. Uzhgorod: “Carpathians” [in Ukrainian]. |
| Auteur(s) | Vikhanskaya, I.E. |
| Jaar | 1973 |
| Titel | Bees – pollinators of plum culture. On the conservation of the Carpathians. Uzhgorod: “Carpathians” [in Ukrainian]. |