1. Antcliff AJ (1978) Breeding grapes for hot climates. 2nd Int Symp Grapevine Breed, Bordeaux, pp 341–344
2. Barlass M, Skene KGM (1978) In vitro propagation of grapevine (V. vinifera) from fragmented shoot apices. Vitis 17:335–340
3. Barlass M, Skene KGM, Woodham RC, Krake LR (1982) Regeneration of virus-free grapevines using in vitro apical culture. Ann Appl Biol 101:291–295
4. Csizmazia J (1978) Sélection pour la résistance au mildiou: résultats obtenus en Hongrie. 2nd Int Symp Grapevine Breed, Bordeaux, pp 235–241
5. Gargiulo A (1957) Spontaneous tetraploid mutation Barbera d'Asti. Vitis 1:156–158