1. Alley CJ (1957) Cytogenetics of Vitis II. Chromosome behavior and fertility of some autotetraploid derivatives of Vitis vinifera L. J Hered 48:194–202
2. Almadanim MC, Baleiras-Couto MM, Pereira HS, Carneiro LC, Fevereiro P, Eiras-Dias JE, Morais-Cecilio L, Viegas W, Veloso MM (2007) Genetic diversity of the grapevine (Vitis vinifera L.) cultivars most utilized for wine production in Portugal. Vitis 46:116–119
3. Anzani R, Failla O, Scienza A, Campostrini F (1990) Wild grapevine (Vitis vinifera var. sylvestris) in Italy: diffusion, characteristics and germplasm preservation, 1989 report. In: Proceedings of 5th international symposium on grape breeding, St Martin/Pflaz, Germany, 12–16 Sept 1989. Vitis (Spl issue):97–112
4. Aradhya MK, Dangl GS, Prins BH, Boursiquot JM, Walker MA, Meredith CP, Simon CJ (2003) Genetic structure and differentiation in cultivated grape, Vitis vinifera L. Genet Res 81:179–182
5. Arroyo-Garcia R, Ruiz-Garcıa L, Bolling L, Ocete R, Lopez MA, Arnold C, Ergul A, Soylemezo Lu G, Uzun HI, Cabello F, Ibanez J, Aradhya MK, Atanassov A, Atanassov I, Balint S, Cenis JL, Costantini L et al (2006) Multiple origins of cultivated grapevine (Vitis vinifera L. ssp. sativa) based on chloroplast DNA polymorphisms. Mol Ecol 15:3707–3714