1. Barcaccia, G., Tosti, N., Falistocco, E. and Veronesi, F. (1995). Cytological, morphological and molecular analyses of controlled progenies from meiotic mutants of alfalfa producing unreduced gametes.Theoretical and Applied Genetics,6-7, 1008–15.
2. Jones, C. J., Edwards, K. J., Castaglione, S., Winfield, M. O., Sala, F., Van der Wiel, C., Bredemeijer, G., Vosman, B., Matthes, M., Daly, A., Brettschneider, R., Bettini, P., Buiatti, M., Maestri, E., Malchevschi, A., Marmiroli, N., Aert, R., Volckaert, G., Rueda, J., Linacero, R., Vazquez, A. and Karp, A. (1997). Reproducibility testing of RAPD, AFLP and SSR markers in plants by a network of European laboratories.Molecular Breeding,3, 381–90.
3. Rohlf, F. J. (1992). NTSYS-pc.Numerical taxonomy and multivariate analysis system. Applied Biostatistics Inc., Setauket, New York, USA.
4. Sambrook, J., Fritsh, E. F. and Maniatis, T. (1989).Molecular cloning: a laboratory manual. 2nd Edition. Cold Spring Harbor Laboratory Press, Cold Spring Harbor, NY, USA.
5. Van der Walt, J. J. A., Vorster, P. J. and Ward-Hilorst, E. (1988).Pelargoniums of Southern Africa. Juta and Co. Publisher Limited, Cape Town, South Africa.