1. The Grape in Ontario;Bradt,1975
2. Descriptive profiling of new and commercial British Columbia table grape cultivars;Cliff;Am. J. Enol. Vitic.,1996
3. Canada-a winemaking country;de Chaunac;Am. J. Enol. Vitic.,1952
4. ‘Sovereign coronation’ grape;Denby;HortScience,1977
5. ‘Sovereign Rose’ grape;Denby;HortScience,1977