{{cite journal | last1=Zaidi | first1=H. S. | author2=M. Ahmad alias Haji A. Bukhsh | author3=E. H. Siddiqi | author4=M. Ishaque | year=2012 | title=AGRONOMIC CHARACTERISTICS OF SPRING PLANTED SUNFLOWER HYBRIDS AS INFLUENCED BY POTASSIUM APPLICATION | journal=Journal of Animal and Plant Sciences | volume=22 | issue=1 | pages=148-153 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2012-JAPS-101}}