Gynodioecy and mitochondrial DNA polymorphism in natural populations of Beta vulgaris ssp maritima J. Cuguen, R. Wattier, P. Saumitou-Laprade, D. Forcioli, M. Mörchen, H. Van Dijk and P. Vernet Genet. Sel. Evol., 26 Supplement (1994) 87s-101s DOI: 10.1051/gse:19940707