(1)
Halász, J.; Hegedűs, A. Self-Incompatibility in Pears (Pyrus Communis L., Pyrus Serotina Rehd. And Pyrus Ussuriensis) Review. Int. j. hortic. sci. 2006, 12 (2), 87-91. https://doi.org/10.31421/IJHS/12/2/638.