1. De Nettancourt, D. (1977).Incompatibility in angiosperms.Monographs on Theoretical and Applied Genetics No. 3. Springer-Verlag, Berlin-Heidelberg-New York.
2. Egea, J. and Burgos, L. (1993). Produción de polen y autopolinización en albaricoquero (Prunus armeniacaL.).Deuxièmes rencontres sur l’abricotier. Rapport EUR 15009, 21–9.
3. Frankel, R. and Galun, E. (1977).Pollination mechanisms, reproduction and plant breeding.Monographs on Theoretical and Applied Genetics No. 2. Springer-Verlag, Berlin-Heidelberg-New York.
4. Jraidi, B. and Nefzi, A. (1987). Transmission de l’autocompatibilitechez l’amandier. 7° colloque GREMPA, Rapport EUR 11557, 47–58.
5. Karayannis, I., Mainou, A., Syrgiannidis, G. D. and Stylianidis, D. C. (1993). Apricot cultivars considered as resistant to plum pox virus in Greece and used as genitors in crossings.Deuxièmes rencontres sur l’abricotier, Commission des Communautés Européenes, Rapport EUR 15009 FR, 129–33.