FERNANDES, M. I. B. DE M.; BODANEZE-ZANETTINI, M. H.; ZANATTA, A. C. A. The causal factors of varietal ununiformity in wheat (Triticum aestivum (L.) Thell) and the role of chromosomal instability. Pesquisa Agropecuaria Brasileira, v. 26, n. 3, p. 353–369, 1 Mar.1991.