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| 298 | | The breeding of new grapevine varieties in the People's Republic of Bulgaria | VULCHEV, V.Y. | Agricultural Academy, Center for Scient., Techn. and Econ. Information, Sofia | 1987 | | 26 |
| 924 | | Ampelografia | ROYCHEV, V. | Academic Publishing Agricultural University | 2012 | RUSALKA | 233, Fig. 96 |
| 10016 | | Cépages de dessert sans pepin, convenables pour le sud de Bulgarie | BABRIKOV, D.; ROITCHEV, V. | Lozarstvo i Vinarstvo, Sofia 42 (5) 2-4 | 1993 | | |
| 478 | | Seedless table vine varieties suitable to be grown in South Bulgaria (bulg.) | BABRIKOV, D.; ROITCHEV, V. | Losarstvo i Vinarstvo 44 (3) 7-10 | 1995 | ROUSSALKA | |
| 10263 | | Samenloser Hybrid "Rusalka" | MATEVSKA, N. | Lozarstvo i Vinarstvo, Sofia 25 (5) 17-19 | 1976 | | |
