387 | OLIVEIRA E SILVA DE, J. A. | Catalogo das Castas. Regiao demarcada do Dao | Instituto de Gestao e Estruturacao Fundaria | 1986 | |
393 | TRUEL, P. | Notes sur les cépages du Portugal et leur synonymie | Progrès Agricole et Viticole (101) 6 | 1984 | |
661 | LOUREIRO RODRIGUEZ, D.; MORENO SANZ, P.; SUAREZ VALLES, B. | Variedades de vid de Asturias | Gobierno de Espana, Ministerio de Ciencia e Innovacion | 2011 | 54 |
760 | ROBINSON, JANCIS; HARDING, JULIA; VOUILLAMOZ, JOSÉ | Wine grapes. A complete guide to 1.368 vine varieties, including their origins and flavours | Penguin Books Ltd. | 2012 | 413 |
40933 | AUGUSTO, D.; IBANEZ, J.; PINTO-SINTRA, A. L.; FALCO, V.; LEAL, F.; MARTINEZ-ZAPATER, J. M.; OLIVEIRA, A. A. | Grapevine diversity and genetic relationships in northeast Portugal old vineyards | Plants 10 (12, Art. 2755) 24 pp
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