{{cite journal | last1=Aslam | first1=M. | author2=I. A. Khan | author3=S. M. A. Basra | year=2012 | title=COMBING ABILITY ESTIMATES AND MODE OF INHERITANCE FOR DROUGHT RELATED TRAITS IN GENETICALLY DISTANT MAIZE ACCESSIONS (Zea mays) | journal=Journal of Animal and Plant Sciences | volume=22 | issue=3 | pages=679-682 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2012-JAPS-327}}