{{cite journal | last1=Engin | first1=H. | author2=Z. Gokbayrak | year=2010 | title=PHYLLODY (FLOWER ABNORMALITY) IN SWEET CHERRY (PRUNUS AVIUM L.) | journal=Journal of Animal and Plant Sciences | volume=20 | issue=3 | pages=217-219 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2010-JAPS-309}}