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Andrade, J. M. V. de; Albrecht, J. C.; Sousa, C. N. A. de; Braz, A. J. B. P.; Souza, M. A. de. EMBRAPA 21: A New Wheat Cultivar Recommended to the Brazilian States of Minas Gerais, Goiás, Mato Grosso and Federal District. PAB 1998, 33, 1209-1213.