{{cite journal | last1=Haq | first1=M. I. U. | author2=S. Ajmal | author3=N. Kamal | author4=S. Khanum | author5=M. Siddique | author6=M. Z. Kiani | year=2013 | title=GENERATION MEAN ANALYSIS FOR GRAIN YIELD IN MAIZE | journal=Journal of Animal and Plant Sciences | volume=23 | issue=4 | pages=1146-1151 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2013-JAPS-431}}